patterns.json

[
  {
    "name": "A for all",
    "author": "Dean Hickerson",
    "description": "A period 6 oscillator found in March 1993.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=A_for_all",
    "rule": "B3/S23",
    "pattern": "4b2o4b$3bo2bo3b$3b4o3b$bobo2bobob$o8bo$o8bo$bobo2bobob$3b4o3b$3bo2bo3b$4b2o!"
  },
  {
    "name": "AK-94",
    "author": "Mike Playle",
    "description": "The smallest known true p94 gun, found in May 2013.",
    "url": "http://www.conwaylife.com/wiki/AK-94",
    "rule": "B3/S23",
    "pattern": "7bo7bo7b2o$7b3o5b3o5b2o$10bo7bo$9b2o6b2o16b2o$30b2o2bo2bo$30bobo2b2o$33b2o$5bo28bo$5b3o26bob2o$8bo22b2obo2bo$7b2o22b2ob2o3$17bo$2b2ob2o9bobo10b2o$o2bob2o8bo3bo9bo$2obo11bo3bo10b3o$3bo11bo3bo12bo$3b2o11bobo$b2o2bobo9bo$o2bo2b2o$b2o16b2o$19bo$13b2o5b3o$13b2o7bo!"
  },
  {
    "name": "AK47 reaction",
    "author": "Rich Schroeppel and David Buckingham",
    "description": "A reaction in which a honey farm predecessor catalysed by an eater\nand a block reappears at another location 47 generations later, having produced a glider and a traffic light.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=AK47_reaction",
    "rule": "B3/S23",
    "pattern": "5bo4b$4bobo3b$3bo3bo2b$3bo3bo2b$3bo3bo2b$4bobo3b$5bo4b2$2b2o6b$3bo6b$3o5b2o$o7b2o!"
  },
  {
    "name": "Achim's other p16",
    "author": "Achim Flammenkamp",
    "description": "http://conwaylife.com/wiki/Achim%27s_other_p16",
    "url": "http://conwaylife.com/patterns/achimsotherp16.rle",
    "rule": "B3/S23",
    "pattern": "9bo15bo$9b2o13b2o$9b2o13b2o$10bo13bo5$12b2o7b2o$3o10b2o5b2o10b3o$b3o10b2o3b2o10b3o2$8bo17bo$8b2o15b2o$9b2o13b2o$10bo13bo4$10bo13bo$9b2o13b2o$8b2o15b2o$8bo17bo2$b3o10b2o3b2o10b3o$3o10b2o5b2o10b3o$12b2o7b2o5$10bo13bo$9b2o13b2o$9b2o13b2o$9bo15bo!"
  },
  {
    "name": "Achim's p11",
    "author": "Achim Flammenkamp",
    "description": "A period 11 oscillator discovered on August 4, 1994",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Achim's_p11",
    "rule": "B3/S23",
    "pattern": "10b2o10b$10b2o10b$5bo10bo5b$4bobo8bobo4b$3bobo3bo2bo3bobo3b$2bobo4bo2bo4bobo2b$3bo5bo2bo5bo3b3$4b3o8b3o4b$2o18b2o$2o18b2o$4b3o8b3o4b3$3bo5bo2bo5bo3b$2bobo4bo2bo4bobo2b$3bobo3bo2bo3bobo3b$4bobo8bobo4b$5bo10bo5b$10b2o10b$10b2o!"
  },
  {
    "name": "Achim's p144",
    "author": "Achim Flammenkamp",
    "description": "Period 144 oscillator found in 1994.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2o24b2o$2o24b2o$18b2o8b$17bo2bo7b$18b2o8b$14bo13b$13bobo12b$12bo3bo11b$12bo2bo12b2$12bo2bo12b$11bo3bo12b$12bobo13b$13bo14b$8b2o18b$7bo2bo17b$8b2o18b$2o24b2o$2o24b2o!"
  },
  {
    "name": "Achim's p16",
    "author": "Achim Flammenkamp",
    "description": "A period 16 oscillator that was found in July 1994.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "7b2o4b$7bobo3b$2bo4bob2o2b$b2o5bo4b$o2bo9b$3o10b2$10b3o$9bo2bo$4bo5b2ob$2b2obo4bo2b$3bobo7b$4b2o!"
  },
  {
    "name": "Achim's p4",
    "author": "Achim Flammenkamp",
    "description": "Period 4 oscillator found in 1988.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2b2o3b2o2b$bo2bobo2bob$bob2ob2obob$2o7b2o$2bobobobo2b$2o7b2o$bob2ob2obob$bo2bobo2bob$2b2o3b2o!"
  },
  {
    "name": "Achim's p8",
    "author": "Achim Flammenkamp",
    "description": "Period 8 oscillator found in July 1994.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "b2o6b$o8b$bo3bo3b$bo3b2o2b$3bobo3b$2b2o3bob$3bo3bob$8bo$6b2o!"
  },
  {
    "name": "Acorn",
    "author": "Charles Corderman",
    "description": "A methuselah with lifespan 5206.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Acorn",
    "rule": "B3/S23",
    "pattern": "bo5b$3bo3b$2o2b3o!"
  },
  {
    "name": "Acorn_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of an acorn.",
    "url": "http://home.interserv.com/~mniemiec/4gliders.htm",
    "rule": "B3/S23",
    "pattern": "obo5bo5bobo16bo8b$b2o6b2o3b2o15bo4bo5b$bo6b2o5bo14bo5bob3ob$31bo4bobo2bo$2b2o29bo5b2ob$b2o39b$3bo!"
  },
  {
    "name": "Aircraft carrier",
    "author": "",
    "description": "A 6-cell still life that is the smallest still life with more than one island.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Aircraft_carrier",
    "rule": "B3/S23",
    "pattern": "2o2b$o2bo$2b2o!"
  },
  {
    "name": "Airforce",
    "author": "David Buckingham",
    "description": "A period 7 oscillator in which the rotor consists of two copies of\nthat used in the burloaferimeter.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Airforce",
    "rule": "B3/S23",
    "pattern": "7bo6b$6bobo5b$7bo6b2$5b5o4b$4bo5bob2o$3bob2o3bob2o$3bobo2bobo3b$2obo3b2obo3b$2obo5bo4b$4b5o5b2$6bo7b$5bobo6b$6bo!"
  },
  {
    "name": "Almost knightship",
    "author": "Eugene Langvagen",
    "description": "A pattern that is \"almost\" a period-6 knightship; only two cells\nare incorrect after six generations.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "11bob$6b2o2bo2b$6bob2o3b$5bo5b2o$bobo2bo6b$o12b$o3bo2b3ob2o$o3bo4bo3b$5bob2o4b$bo3bob2o4b$2ob3o7b$4b2obo5b$2o2b3o6b$2obo9b$3b2o4b2o2b$b3o9b$2bo2b3ob2o2b$3b2o2b2o4b$4b3o!"
  },
  {
    "name": "Almosymmetric",
    "author": "",
    "description": "A period 2 oscillator found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Almosymmetric",
    "rule": "B3/S23",
    "pattern": "4bo4b$2o2bobo2b$obo6b$7b2o$bo7b$o6bob$2obobo3b$5bo!"
  },
  {
    "name": "Alternate eater 5",
    "author": "",
    "description": "An alternate form of eater 5 using a long hook with tail rather tha\nn a block",
    "url": "",
    "rule": "B3/S23",
    "pattern": "3bo3b2ob$2bobo3bob$bobo3bo2b$bo4bo3b$2o5b3o$9bo!"
  },
  {
    "name": "Alternate wickstretcher 1",
    "author": "Paul Tooke",
    "description": "A slightly smaller form of wickstretcher 1",
    "url": "",
    "rule": "B3/S23",
    "pattern": "26bobo9b$26bo2bo8b$10bo15bo3bo7b$9bobo18b2o6b$2bo4b3obo5bo14bo5b$bobo2bo4b2o3bobo7b2o2bob2o4b$bobo2bob2o3bo3bo8b3o2b3o3bo$2ob2obobob2o8bo12bo2b2o$bo4b2o4b2o3bob2o12b2o2bo$bob2o2bo3bobob2o2bob2ob3o11b$2bo3b3obobo2bo4bo3b3o11b$3b2o3bobo2bo5b2o12b2o2bo$5b2obob2obobo3bo13bo2b2o$5bob2obo2bob2o4bo4b3o2b3o3bo$11b2o7b2o4b2o2bob2o4b$32bo5b$30b2o6b$26bo3bo7b$26bo2bo8b$26bobo!"
  },
  {
    "name": "Alternate_PD_on_snacker",
    "author": "",
    "description": "An alternate form of pentadecathlon on snacker, with a smaller boun\nding box of 20x18",
    "url": "",
    "rule": "B3/S23",
    "pattern": "7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b2$2o16b2o$bo16bob$bobo12bobob$2b2o12b2o2b$7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b$2b2o12b2o2b$bobo12bobob$bo16bob$2o16b2o!"
  },
  {
    "name": "Amphisbaena",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Amphisbaena",
    "url": "http://conwaylife.com/patterns/amphisbaena.rle",
    "rule": "B3/S23",
    "pattern": "obo$2obo$3bo$3bob2o$4bobo!"
  },
  {
    "name": "Ants",
    "author": "",
    "description": "An orthogonal period 5 lightspeed wick.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ants",
    "rule": "B3/S23",
    "pattern": "2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o2b$2b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o$2b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o$2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o3b2o!"
  },
  {
    "name": "Anvil",
    "author": "",
    "description": "An induction coil.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "b4o2b$o4bob$b3obob$3bob2o!"
  },
  {
    "name": "Aries betwixt two blocks",
    "author": "",
    "description": "The most common naturally-occurring 31-bit still life.",
    "url": "http://conwaylife.com/wiki/Aries_betwixt_two_blocks",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobo2bo$2obobob2o$3bobo$3bobo$2obobob2o$2obobob2o$4bo!"
  },
  {
    "name": "B-52 bomber",
    "author": "Noam Elkies",
    "description": "A true period 104 double-barrelled glider gun. It uses a B-heptomino and\nemits one glider every 52 generations.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=B-52_bomber",
    "rule": "B3/S23",
    "pattern": "b2o36b$b2o17bo18b$19bobo12bobo2b$20bo12bo5b$2o7b2o23bo2bob$2obo5b2o23bobobo$3bo23bo7bo2bo$3bo23b2o7b2ob$o2bo17b2o5bo10b$b2o18bo17b$21b3o15b$36b2ob$36b2ob$b2o36b$o2bo35b$obobo16bobo4b2o5b2o2b$bo2bo17b2o4b2o5b2obo$5bo12bo3bo15bo$2bobo12bobo18bo$18bo16bo2bo$36b2o!"
  },
  {
    "name": "B-heptomino",
    "author": "",
    "description": "A very common methuselah with lifespan 148 that often arises with the cell at top left shifted one space to the left, which does not affect the subsequent evolution.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=B-heptomino",
    "rule": "B3/S23",
    "pattern": "ob2o$3ob$bo!"
  },
  {
    "name": "B29",
    "author": "Hartmut Holzwart",
    "description": "A small c/4 diagonal spaceship with an isolated domino spark; disco\nvered in September 2004",
    "url": "http://www.conwaylife.com/wiki/index.php?title=B29",
    "rule": "B3/S23",
    "pattern": "3b2o3b$2b2o4b$4bo3b$6b2o$5bo2b2$4bo2bo$b2obo3b$2o4bob$2bobo2bo$7bo$4bo2bo$5bobo$5bobo$6b2o$6bo!"
  },
  {
    "name": "BRx46B",
    "author": "Michael Simkin, 25 April 2016",
    "description": "Repeat time with standard connections is 60 ticks.\nhttp://conwaylife.com/wiki/BRx46B",
    "url": "http://www.conwaylife.com/patterns/brx46b.rle",
    "rule": "B3/S23",
    "pattern": "11b2o$2b2o7b2o$2b2o3$o10bo$bo8bobo$b2o7bobo$2o9bo$o!"
  },
  {
    "name": "BTS",
    "author": "Mark Niemiec",
    "description": "19-bit still life that's used as a catalyst in non-Spartan Herschel conduits.",
    "url": "http://conwaylife.com/wiki/BTS",
    "rule": "B3/S23",
    "pattern": "3b2o$3bo2bo$4b3o2$2obob2o$ob2obo$5bo$5b2o!"
  },
  {
    "name": "Babbling brook 1",
    "author": "Dean Hickerson",
    "description": "A period 4 oscillator that was discovered in August 1997. It is the only known babbling brook with more than 4 cells in its rotor.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "7bo8b$5b3o4b2o2b$4bo3b2o2bo3b$bo2bob2o2bobo3b$obobo4b2o2b2ob$b2o2b2o4bobobo$3bobo2b2obo2bob$3bo2b2o3bo4b$2b2o4b3o5b$8bo!"
  },
  {
    "name": "Backrake 1",
    "author": "Jason Summers",
    "description": "An orthogonal period 8 c/2 backrake.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Backrake_1",
    "rule": "B3/S23",
    "pattern": "5b3o11b3o5b$4bo3bo9bo3bo4b$3b2o4bo7bo4b2o3b$2bobob2ob2o5b2ob2obobo2b$b2obo4bob2ob2obo4bob2ob$o4bo3bo2bobo2bo3bo4bo$12bobo12b$2o7b2obobob2o7b2o$12bobo12b$6b3o9b3o6b$6bo3bo9bo6b$6bobo4b3o11b$12bo2bo4b2o5b$15bo11b$11bo3bo11b$11bo3bo11b$15bo11b$12bobo!"
  },
  {
    "name": "Backrake 2",
    "author": "David Buckingham",
    "description": "A period 12 orthogonal c/2 backrake.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Backrake_2",
    "rule": "B3/S23",
    "pattern": "3bo15b$2b3o14b$b2obo5bo8b$b3o5b3o7b$2b2o4bo2b2o3b3o$8b3o4bo2bo$18bo$18bo$18bo$2b3o12bob$2bo2bo13b$2bo16b$2bo16b$3bo15b7$3o16b$o2bo11bo3b$o13b3o2b$o12b2obo2b$o12b3o3b$bo12b2o!"
  },
  {
    "name": "Backward space rake",
    "author": "",
    "description": "A simple orthogonal backward glider rake with period 20 and speed c\n/2.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Space_rake",
    "rule": "B3/S23",
    "pattern": "12b2o5b4o$10b2ob2o3bo3bo$10b4o8bo$11b2o5bo2bob2$9bo13b$8b2o8b2o3b$7bo9bo2bo2b$8b5o4bo2bo2b$9b4o3b2ob2o2b$12bo4b2o4b4$19b4o$18bo3bo$b4o17bo$o3bo13bo2bob$4bo18b$o2bo!"
  },
  {
    "name": "Baker",
    "author": "Keith McClelland",
    "description": "A diagonal period 4 lightspeed fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Baker",
    "rule": "B3/S23",
    "pattern": "14b2o$13bobo$12bo3b$11bo4b$10bo5b$9bo6b$8bo7b$7bo8b$6bo9b$5bo10b$4bo11b$3bo12b$3o13b$bo!"
  },
  {
    "name": "Baker's dozen",
    "author": "Robert Wainwright",
    "description": "A period 12 oscillator that consists of a loaf hassled by two blocks and two caterers.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Baker's_dozen",
    "rule": "B3/S23",
    "pattern": "2o9b2o10b$4obo5b2o10b$obo2b3o15b$11bo11b$4b2o4bobo10b$4bo5bo2bo4bo4b$11b2o4b2o4b2$15b3o2bobo$10b2o5bob4o$10b2o9b2o!"
  },
  {
    "name": "Bakery",
    "author": "",
    "description": "A common 28-cell still life formation of two bi-loaves.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bakery",
    "rule": "B3/S23",
    "pattern": "4b2o4b$3bo2bo3b$3bobo4b$b2obo3bob$o2bo3bobo$obo3bo2bo$bo3bob2ob$4bobo3b$3bo2bo3b$4b2o!"
  },
  {
    "name": "Barge",
    "author": "",
    "description": "A common 6-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Barge",
    "rule": "B3/S23",
    "pattern": "bo2b$obob$bobo$2bo!"
  },
  {
    "name": "Barge 2 (spaceship)",
    "author": "Hartmut Holzwart",
    "description": "A period 2 c/2 orthogonal extendable spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Barge_2_(spaceship)",
    "rule": "B3/S23",
    "pattern": "14b3ob3o14b$13bo2bobo2bo13b$12bo3bobo3bo12b$7b3obo2bobobobo2bob3o7b$6bo2bobo4bobo4bobo2bo6b$5bo3bobobobo3bobobobo3bo5b$5bo23bo5b$7bo19bo7b$4bobo21bobo4b$3b2obob3o13b3obob2o3b$2bobobo3bo13bo3bobobo2b$b2obo25bob2ob$o3bo5b2o11b2o5bo3bo2$2ob2o25b2ob2o!"
  },
  {
    "name": "Barge with long tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Barge_with_long_tail",
    "url": "http://conwaylife.com/patterns/bargewithlongtail.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$bobo$2bo2b2o$3b2obo!"
  },
  {
    "name": "Beacon",
    "author": "John Conway",
    "description": "A common period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beacon",
    "rule": "B3/S23",
    "pattern": "2o2b$o3b$3bo$2b2o!"
  },
  {
    "name": "Beacon and two tails",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beacon_and_two_tails",
    "rule": "B3/S23",
    "pattern": "2o5b$o6b$3bob2o$2b2obob$5bob$2b3o2b$2bo!"
  },
  {
    "name": "Beacon maker",
    "author": "",
    "description": "A diagonal period 8 lightspeed fuse that creates beacons as its burns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beacon_maker",
    "rule": "B3/S23",
    "pattern": "14b2o$13bobo$12bo3b$11bo4b$10bo5b$9bo6b$8bo7b$7bo8b$6bo9b$5bo10b$4bo11b$3bo12b$3o13b$2bo13b$2bo!"
  },
  {
    "name": "Beacon on 38P11.1",
    "author": "",
    "description": "The smallest known period 22 oscillator, though it is usually considered trivial because it consists of a period 2 oscillator and a period 11 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beacon_on_38P11.1",
    "rule": "B3/S23",
    "pattern": "b2o9b$bo10b$4bo7b$3b2o7b$o11b$7o5b$7bo4b$2o3b2obo3b$o5bobo3b$bo6bob2o$2bo5bob2o$3bo4bo3b$4bobobo3b$5b2ob2o!"
  },
  {
    "name": "Beacon on table tie eater",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Beacon_on_table_tie_eater",
    "url": "http://conwaylife.com/patterns/beaconontabletieeater.rle",
    "rule": "B3/S23",
    "pattern": "b2ob2o$2bobo$2bo4bo$b2o3b2o$o$3o$3bo$2b2o!"
  },
  {
    "name": "Bee hat",
    "author": "",
    "description": "A 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bee_hat",
    "rule": "B3/S23",
    "pattern": "b2o3b$o2bo2b$b2obob$2bobob$obob2o$2o!"
  },
  {
    "name": "Bee hat_synth",
    "author": "Dean Hickerson",
    "description": "A 4-glider synthesis of bee hat",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bee_hat",
    "rule": "B3/S23",
    "pattern": "o30b$b2o23b2o3b$2o23bo2bo2b$9bo16b2obob$7b2o18bobob$8b2o15bobob2o$25b2o4b2$2b3o26b$4bo3b3o20b$3bo4bo22b$9bo!"
  },
  {
    "name": "Beehive",
    "author": "John Conway",
    "description": "An extremely common 6-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$b2o!"
  },
  {
    "name": "Beehive and cap",
    "author": "",
    "description": "The 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_and_cap",
    "rule": "B3/S23",
    "pattern": "b2o2b$o2bob$4ob2$2b2ob$bo2bo$2b2o!"
  },
  {
    "name": "Beehive and dock",
    "author": "",
    "description": "A 16-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_and_dock",
    "rule": "B3/S23",
    "pattern": "3b2ob$2bo2bo$3b2ob2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Beehive and long hook eating tub",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator.\nwww.conwaylife.com/wiki/index.php?title=Beehive_and_long_hook_eatin\ng_tub",
    "url": "",
    "rule": "B3/S23",
    "pattern": "5bo3bob$bob2obobobo$obo3bobobo$bo4bo2bob$5b2o!"
  },
  {
    "name": "Beehive and table",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_and_table",
    "rule": "B3/S23",
    "pattern": "2b2ob$bo2bo$2b2ob2$4ob$o2bo!"
  },
  {
    "name": "Beehive at beehive",
    "author": "",
    "description": "A simple 12-cell still life composed of two beehive.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_at_beehive",
    "rule": "B3/S23",
    "pattern": "4bob$3bobo$3bobo$b2obob$o2bo2b$b2o!"
  },
  {
    "name": "Beehive at loaf",
    "author": "",
    "description": "A 13-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_at_loaf",
    "rule": "B3/S23",
    "pattern": "4bob$3bobo$3bobo$b2obob$o2bo2b$obo3b$bo!"
  },
  {
    "name": "Beehive at loaf_synth",
    "author": "Dean Hickerson",
    "description": "Glider synthesis of beehive at loaf.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_at_loaf",
    "rule": "B3/S23",
    "pattern": "25bo14b$obo22bobo12b$b2o22b2o13b$bo38b6$17bo22b$17bobo20b$17b2o21b3$37b2ob$19b3o14bo2bo$19bo15bob2ob$2o4b2o5b3o4bo13bobo3b$b2o4b2o4bo19bo2bo3b$o5bo7bo19b2o!"
  },
  {
    "name": "Beehive bend tail",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_bend_tail",
    "rule": "B3/S23",
    "pattern": "b2o2b$o2bob$b2obo$4bo$b3ob$bo!"
  },
  {
    "name": "Beehive fuse",
    "author": "",
    "description": "A diagonal 3c/32 period 128 fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_fuse",
    "rule": "B3/S23",
    "pattern": "2ob2o25b$o3bo25b$b3o26b3$3b2o25b$2bo2bo24b$3b2o25b6$7bo22b$6bobo21b$6bobo21b$7bo22b$15b2o13b$14bo2bo12b$15b2o13b6$19bo10b$18bobo9b$18bobo9b$19bo10b$27b2ob$26bo2bo$27b2o!"
  },
  {
    "name": "Beehive test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Beehive_test_tube_baby",
    "url": "http://conwaylife.com/patterns/beehivetesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "b2o$o2bo4b2o$b2obo2bobo$4bo2bo$4bo2bo$5b2o!"
  },
  {
    "name": "Beehive with nine",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_with_nine",
    "rule": "B3/S23",
    "pattern": "b2o4b$o2bo3b$b2obo2b$4bo2b$4bobo$5b2o!"
  },
  {
    "name": "Beehive with tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beehive_with_tail",
    "rule": "B3/S23",
    "pattern": "b2o3b$o2bo2b$b2obob$4bob$4b2o!"
  },
  {
    "name": "Bent keys",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator found in August 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bent_keys",
    "rule": "B3/S23",
    "pattern": "bo8bob$obo6bobo$bob2o2b2obob$4bo2bo4b$4bo2bo!"
  },
  {
    "name": "Bi-block",
    "author": "",
    "description": "An 8-cell pseudo still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-block",
    "rule": "B3/S23",
    "pattern": "2ob2o$2ob2o!"
  },
  {
    "name": "Bi-boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Bi-boat",
    "url": "http://conwaylife.com/patterns/biboat.rle",
    "rule": "B3/S23",
    "pattern": "bo3bo$obobobo$b2ob2o!"
  },
  {
    "name": "Bi-cap",
    "author": "",
    "description": "A 16-cell still life consisting of two caps.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-cap",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$4o2$4o$o2bo$b2o!"
  },
  {
    "name": "Bi-clock",
    "author": "",
    "description": "A pure glider generator made up of two clocks.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-clock",
    "rule": "B3/S23",
    "pattern": "2bo4b$2o5b$2b2o3b$bo3bob$3b2o2b$5b2o$4bo!"
  },
  {
    "name": "Bi-gun",
    "author": "Bill Gosper",
    "description": "A true period 46 double-barreled glider gun.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-gun",
    "rule": "B3/S23",
    "pattern": "11bo38b$10b2o38b$9b2o39b$10b2o2b2o34b$38bo11b$38b2o8b2o$39b2o7b2o$10b2o2b2o18b2o2b2o10b$2o7b2o39b$2o8b2o38b$11bo38b$34b2o2b2o10b$39b2o9b$38b2o10b$38bo!"
  },
  {
    "name": "Bi-loaf 1",
    "author": "",
    "description": "A 14-cell still life that makes up half of a bakery.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-loaf_1",
    "rule": "B3/S23",
    "pattern": "bo5b$obo4b$o2bo3b$b2obo2b$3bobob$3bo2bo$4b2o!"
  },
  {
    "name": "Bi-loaf 2",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-loaf_2",
    "rule": "B3/S23",
    "pattern": "2bo4b$bobo3b$o2bo3b$b2ob2ob$3bo2bo$3bobob$4bo!"
  },
  {
    "name": "Bi-loaf 3",
    "author": "",
    "description": "A small pure glider generator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-loaf_3",
    "rule": "B3/S23",
    "pattern": "2bob$bobo$o2bo$b2ob$o2bo$obob$bo!"
  },
  {
    "name": "Bi-loaf 4",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-loaf_4",
    "rule": "B3/S23",
    "pattern": "3b2o$2bo2bo$bobobo$obobo$o2bo$b2o!"
  },
  {
    "name": "Bi-pond",
    "author": "",
    "description": "A 16-cell still life made up of two ponds.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-pond",
    "rule": "B3/S23",
    "pattern": "b2o4b$o2bo3b$o2bo3b$b2ob2ob$3bo2bo$3bo2bo$4b2o!"
  },
  {
    "name": "Big S",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Big_S",
    "rule": "B3/S23",
    "pattern": "4b2ob$3bo2bo$3bob2o$2obo3b$o2bo3b$b2o!"
  },
  {
    "name": "Big glider",
    "author": "Dean Hickerson",
    "description": "The first known diagonal spaceship other than the glider. Has period 4 and speed c/4.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Big_glider",
    "rule": "B3/S23",
    "pattern": "3b3o12b$3bo2b3o9b$4bobo11b$2o7bo8b$obo4bo2bo7b$o8b2o7b$b2o15b$bo2bo5bob2o4b$bo9b2obo3b$3bobo6b2o2bob$4b2obo4b2o3bo$8bo7bob$7b4o3bobob$7bob2o3b4o$8bo3b2obo2b$13b2o3b$9bob3o4b$10bo2bo!"
  },
  {
    "name": "Bipole",
    "author": "",
    "description": "The barberpole of length 2 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bipole",
    "rule": "B3/S23",
    "pattern": "2o3b$obo2b2$2bobo$3b2o!"
  },
  {
    "name": "Bipole bridge pseudo-barberpole",
    "author": "",
    "description": "A period 10 oscillator composed of a bipole and a pseudo-barberpole. The smallest period 10 oscillator, though it is usually considered trivial.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bipole_bridge_pseudo-barberpole",
    "rule": "B3/S23",
    "pattern": "15b2o$14bobo2$12bobo2b$12b2o3b$10b2o5b$11bo5b$9bo7b$7bobo7b2$5bobo9b2$3bobo11b2$2b2o13b$o16b$2o!"
  },
  {
    "name": "Bipole on boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Bipole_on_boat",
    "url": "http://conwaylife.com/patterns/bipoleonboat.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo2$2bobo$3b2o$5b2o$5bobo$6bo!"
  },
  {
    "name": "Biting off more than they can chew",
    "author": "Peter Raynham",
    "description": "A period 3 oscillator found in July 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Biting_off_more_than_they_can_chew",
    "rule": "B3/S23",
    "pattern": "o11b$3o9b$3bo8b$2b2o8b$3b2o7b$4b2o6b$3bo2bo5b$3bo2b2o4b$4b2ob3o2b$8bobob$10bob$10b2o!"
  },
  {
    "name": "Biting off more than they can chew extended",
    "author": "",
    "description": "An extension of the period 3 oscillator \"biting off more than they can chew\".",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Biting_off_more_than_they_can_chew",
    "rule": "B3/S23",
    "pattern": "2o14b$bo14b$bobo12b$2b2o3bo8b$5b2obo7b$5bobo8b$6b2o8b2$8b2o6b$8bobo5b$7bob2o5b$8bo3b2o2b$12bobob$14bob$14b2o!"
  },
  {
    "name": "Blinker",
    "author": "John Conway",
    "description": "A period 2 oscillator that is the smallest and most common oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker",
    "rule": "B3/S23",
    "pattern": "3o!"
  },
  {
    "name": "Blinker (rotor)",
    "author": "",
    "description": "http://conwaylife.com/wiki/Blinker_(rotor)",
    "url": "http://conwaylife.com/patterns/blinkerrotor.rle",
    "rule": "B3/S23",
    "pattern": "obo!"
  },
  {
    "name": "Blinker fuse",
    "author": "",
    "description": "An orthogonal 2c/3 period 18 fuse that burns cleanly through blinkers.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_fuse",
    "rule": "B3/S23",
    "pattern": "2o2bob2o17b$5obobo16b$8bob3ob3ob3ob3o$5obobo16b$2o2bob2o!"
  },
  {
    "name": "Blinker fuse 3",
    "author": "",
    "description": "An orthogonal 2c/3 period 6 blinker fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_fuse",
    "rule": "B3/S23",
    "pattern": "2b3o43b$bob3o42b$2o2b3o41b$b2o4bob3ob3ob3ob3ob3ob3ob3ob3ob3ob3o$b2ob3o41b$2b4o42b$3bo!"
  },
  {
    "name": "Blinker fuse_synth",
    "author": "",
    "description": "Glider synthesis of blinker fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_fuse",
    "rule": "B3/S23",
    "pattern": "obo36b$2o37b$bo37b3$3ob3ob3ob3ob3ob3ob3ob3ob3ob3o3$bo37b$2o37b$obo!"
  },
  {
    "name": "Blinker puffer 1",
    "author": "Robert Wainwright",
    "description": "An orthogonal period 8 c/2 blinker puffer. The first blinker puffer to be found.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_puffer_1",
    "rule": "B3/S23",
    "pattern": "3bo5b$bo3bo3b$o8b$o4bo3b$5o4b4$b2o6b$2ob3o3b$b4o4b$2b2o5b2$5b2o2b$3bo4bo$2bo6b$2bo5bo$2b6o!"
  },
  {
    "name": "Blinker puffer 2",
    "author": "David Bell",
    "description": "An orthogonal period 4 c/2 blinker puffer found in 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_puffer_2",
    "rule": "B3/S23",
    "pattern": "13b3ob$12b5o$11b2ob3o$12b2o3b3$9bobo5b$2bo5bo2bo5b$b5o3bobo5b$2o3b2ob2o7b$bo7bo7b$2b2o2bo2bo7b$10bo6b$2b2o2bo2bo7b$bo7bo7b$2o3b2ob2o7b$b5o3bobo5b$2bo5bo2bo5b$9bobo5b3$12b2o3b$11b2ob3o$12b5o$13b3o!"
  },
  {
    "name": "Blinker ship 1",
    "author": "Paul Schick",
    "description": "A blinker ship created by Paul Schick based on his Schick engine.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_ship_1",
    "rule": "B3/S23",
    "pattern": "10b4o13b$10bo3bo12b$10bo16b$b2o8bo2bo12b$2ob2o22b$b4o3bo18b$2b2o3bob2o8bo4b3o$6bo3bo8bo4bobo$2b2o3bob2o8bo4b3o$b4o3bo18b$2ob2o22b$b2o8bo2bo12b$10bo16b$10bo3bo12b$10b4o!"
  },
  {
    "name": "Blinkers bit pole",
    "author": "Robert Wainwright",
    "description": "A period 2 oscillator found in June 1977.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinkers_bit_pole",
    "rule": "B3/S23",
    "pattern": "5b2o$3obobo2$bobo2bo$o4bob$2o3bo!"
  },
  {
    "name": "Block",
    "author": "",
    "description": "An extremely common 4-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block",
    "rule": "B3/S23",
    "pattern": "2o$2o!"
  },
  {
    "name": "Block and cap",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_and_cap",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$4o2$2o2b$2o!"
  },
  {
    "name": "Block and dock",
    "author": "",
    "description": "A 14-cell still life made up of a block and a dock.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_and_dock",
    "rule": "B3/S23",
    "pattern": "3b2ob$3b2ob2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Block and glider",
    "author": "",
    "description": "A methuselah with lifespan 106.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_and_glider",
    "rule": "B3/S23",
    "pattern": "2o2b$obob$2b2o!"
  },
  {
    "name": "Block and two tails",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_and_two_tails",
    "rule": "B3/S23",
    "pattern": "2ob2o$2obob$3bob$3o2b$o!"
  },
  {
    "name": "Block on boat",
    "author": "",
    "description": "A 9-cell pseudo still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_on_boat",
    "rule": "B3/S23",
    "pattern": "2ob2ob$2obobo$4bo!"
  },
  {
    "name": "Block on table",
    "author": "",
    "description": "A simple 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block_on_table",
    "rule": "B3/S23",
    "pattern": "2b2o$2b2o2$4o$o2bo!"
  },
  {
    "name": "Block-laying switch engine",
    "author": "Charles Corderman",
    "description": "A diagonal period 288 c/12 block-laying puffer.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block-laying_switch_engine",
    "rule": "B3/S23",
    "pattern": "18bo10b$b3o8bo5bo10b$o3bo6bo7bo9b$b2o9b4o2b2o9b$3b2ob2o9b3o9b$5b2o11bobo8b$19bo7b2o$19bo7b2o11$7b2o20b$7b2o20b7$15b2o12b$15b2o!"
  },
  {
    "name": "Block-laying switch engine predecessor",
    "author": "",
    "description": "A simple 12-cell pattern that evolves into the diagonal period 288 c/12 block-laying switch engine puffer.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Block-laying_switch_engine",
    "rule": "B3/S23",
    "pattern": "11bobo2b$2o8bo5b$2o9bo2bob$13b3o!"
  },
  {
    "name": "Blockade",
    "author": "",
    "description": "A 16-cell still life made up of four blocks.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blockade",
    "rule": "B3/S23",
    "pattern": "2o21b$2o21b3$b2o17b2ob$b2o17b2ob3$21b2o$21b2o!"
  },
  {
    "name": "Blocked p4 t-nose",
    "author": "Adam P. Goucher",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Blocked_p4_t-nose",
    "rule": "B3/S23",
    "pattern": "11b3o11b2$10bo3bo10b$4bo3bo7bo3bo4b$3bobo13bobo3b$3bobo13bobo3b$2obobob11obobob2o$2obo17bob2o$3bo17bo3b$3bobo4bo2b2o4bobo3b$4b2o3bobo2bo4b2o4b$9bo2b2o11b$8b2o!"
  },
  {
    "name": "Blocked p4 t-nose hybrid",
    "author": "Matthias Merzenich",
    "description": "A sparking period 4 oscillator found by Matthias Merzenich in April 2010.",
    "url": "http://conwaylife.com/wiki/Blocked_p4_t-nose_hybrid",
    "rule": "B3/S23",
    "pattern": "11b3o2$10bo3bo$4bo3bo6bob2o$3bobo12bo$3bobo10b2o$2obobob9o2b3o$2obo13bo2bo$3bo14b2o$3bobo4bobo$4b2o4b2obo$13bo$13b2o!"
  },
  {
    "name": "Blocked p4-1",
    "author": "Adam P. Goucher",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Blocked_p4-1",
    "rule": "B3/S23",
    "pattern": "11bo11b$4bo3bo5bo3bo4b$3bobo11bobo3b$3bobo11bobo3b$2obobob9obobob2o$2obo15bob2o$3bo15bo3b$3bobo4bobo4bobo3b$4bobob3ob3obobo4b$2bobob2o7b2obobo2b$2b2o5b2ob2o5b2o2b$10bobo10b$10bobo10b$11bo!"
  },
  {
    "name": "Blocked p4-2",
    "author": "Adam P. Goucher",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Blocked_p4-2",
    "rule": "B3/S23",
    "pattern": "4bo3bo4bo3bo4b$3bobo10bobo3b$3bobo10bobo3b$2obobob8obobob2o$2obo14bob2o$3bo14bo3b$3bobo4b2o4bobo3b$4b2o4b2o4b2o!"
  },
  {
    "name": "Blocked p4-3",
    "author": "Adam P. Goucher",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Blocked_p4-3",
    "rule": "B3/S23",
    "pattern": "4bo3bobobo3bo4b$3bobo9bobo3b$3bobo9bobo3b$2obobob7obobob2o$2obo13bob2o$3bo13bo3b$3bobo4bo4bobo3b$4b2o3bobo3b2o4b$10bo!"
  },
  {
    "name": "Blocked p4-4",
    "author": "Matthias Merzenich",
    "description": "A sparking period 4 oscillator found by Matthias Merzenich in April 2010.",
    "url": "http://conwaylife.com/wiki/Blocked_p4-4",
    "rule": "B3/S23",
    "pattern": "11bo$4bo3bo4bob2o$3bobo10bo$3bobo8b2o$2obobob7o2b3o$2obo11bo2bo$3bo12b2o$3bobo$4b2o3b3o!"
  },
  {
    "name": "Blocked p4-5",
    "author": "Matthias Merzenich",
    "description": "A sparking period 4 oscillator found by Matthias Merzenich in April 2010.",
    "url": "http://conwaylife.com/wiki/Blocked_p4-5",
    "rule": "B3/S23",
    "pattern": "4bo3bo3bob2o$3bobo9bo$3bobo7b2o$2obobob6o2b3o$2obo10bo2bo$3bo11b2o$3bobo5b2o$4b2o4b3o$9bob2o$8bobo$8bo2bo$9b2o!"
  },
  {
    "name": "Blocker",
    "author": "Robert Wainwright",
    "description": "A period 8 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blocker",
    "rule": "B3/S23",
    "pattern": "6bobob$5bo4b$2o2bo4bo$2obo2bob2o$4b2o!"
  },
  {
    "name": "Blom",
    "author": "Dean Hickerson",
    "description": "A methuselah with lifespan 23314 found in July 2002.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blom",
    "rule": "B3/S23",
    "pattern": "o10bo$b4o6bo$2b2o7bo$10bob$8bobo!"
  },
  {
    "name": "Blonker",
    "author": "Nicolay Beluchenko",
    "description": "http://conwaylife.com/wiki/Blonker",
    "url": "http://conwaylife.com/patterns/blonker.rle",
    "rule": "B3/S23",
    "pattern": "o2b2o4bo$2o2bob2obo$4bobo$5b2o$7bo$7bo3bo$9bobo$10bo!"
  },
  {
    "name": "Boat",
    "author": "",
    "description": "The only 5-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat",
    "rule": "B3/S23",
    "pattern": "2ob$obo$bo!"
  },
  {
    "name": "Boat maker",
    "author": "",
    "description": "A diagonal period 4 lightspeed fuse that makes boats as it burns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat_maker",
    "rule": "B3/S23",
    "pattern": "16b2o$15bobo$14bo3b$13bo4b$12bo5b$11bo6b$10bo7b$9bo8b$8bo9b$7bo10b$6bo11b$5bo12b$5o13b$4bo13b$4bo13b$4bo13b$4bo!"
  },
  {
    "name": "Boat on aircraft",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boat_on_aircraft",
    "url": "http://conwaylife.com/patterns/boatonaircraft.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$b2o$3b2o$3bo$5bo$4b2o!"
  },
  {
    "name": "Boat on quadpole",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat_on_quadpole",
    "rule": "B3/S23",
    "pattern": "bo8b$obo7b$b2o7b$3b2o5b$3bobo4b2$5bobo2b2$7bobo$8b2o!"
  },
  {
    "name": "Boat on snake",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boat_on_snake",
    "url": "http://conwaylife.com/patterns/boatonsnake.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$b2o$3b2obo$3bob2o!"
  },
  {
    "name": "Boat on spark coil",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat_on_spark_coil",
    "rule": "B3/S23",
    "pattern": "2ob2o3b$o3bo3b$b3o4b3$b3o4b$o3bo3b$2ob2o3b$5b2ob$5bobo$6bo!"
  },
  {
    "name": "Boat test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boat_test_tube_baby",
    "url": "http://conwaylife.com/patterns/boattesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "2o6bo$obo4bobo$bobo2bob2o$3bo2bo$3bo2bo$4b2o!"
  },
  {
    "name": "Boat with hooked tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boat_with_hooked_tail",
    "url": "http://conwaylife.com/patterns/boatwithhookedtail.rle",
    "rule": "B3/S23",
    "pattern": "2ob2o$bobobo$bo2bo$2b2o!"
  },
  {
    "name": "Boat with long tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat_with_long_tail",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$bo2b2o$2b2obo!"
  },
  {
    "name": "Boat with very long tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boat_with_very_long_tail",
    "url": "http://conwaylife.com/patterns/boatwithverylongtail.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo2b2o$bo2bobo$2b2o!"
  },
  {
    "name": "Boat-bit",
    "author": "",
    "description": "A reaction that shows how boats (along with a snake or aircraft car\nrier) can be used to represent a 0 or a 1 and glider collisions can\nbe used to read and write the bit.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat-bit",
    "rule": "B3/S23",
    "pattern": "6bo18b$7bo17b$5b3o17b8$16bo8b$14bobo8b$10b2o3b2o8b$11b2o12b$10bo10bob2o$21b2obo6$bo23b$b2o22b$obo!"
  },
  {
    "name": "Boat-ship-tie",
    "author": "",
    "description": "An 11-cell still life made up of a ship and a boat.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat-ship-tie",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$b2o3b$3b2ob$3bobo$4bo!"
  },
  {
    "name": "Boat-tie",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boat-tie",
    "rule": "B3/S23",
    "pattern": "bo4b$obo3b$b2o3b$3b2ob$3bobo$4bo!"
  },
  {
    "name": "Boatstretcher 1",
    "author": "Hartmut Holzwart",
    "description": "The first diagonal wickstretcher to be found",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boatstretcher_1",
    "rule": "B3/S23",
    "pattern": "10bo10b$9b2o10b$9bobo3bo5b$13b2o6b$14bo2bo3b$12b2obo2bo2b$8b3ob2o4bo2b$7bo2bo4bo5b$6bo4bo4b2o3b$b2o3bo5bobob2o3b$2o4b2o9bo3b$2bo5bo9bo2b$5b2o2bo6b3o2b$3bob2o11bobo$3b2o4bo9b2o$2bo2bobo13b$8b2o2bo8b$4bo3b3obo8b$5b2o4b3o7b$14bo6b$13b2o!"
  },
  {
    "name": "Boojum reflector",
    "author": "David Greene",
    "description": "The smallest known stable reflector (as of January 2009).",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boojum_reflector",
    "rule": "B3/S23",
    "pattern": "4bobo6b2o29b$5b2o6b2o29b$5bo38b7$40bo3b$39bobo2b$39bobo2b$20b2o16b2ob2ob$20b2o22b$38b2ob2ob$2b2o34b2obo2b$bobo39bo$bo40b2o$2o42b2$34b2o8b$34b2o4b2o2b$11b2o27bobob$10bobo29bob$10bo31b2o$9b2o23b2o8b$34b2o8b3$29bo14b$28bobo13b$29bo!"
  },
  {
    "name": "Bookend",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bookend",
    "rule": "B3/S23",
    "pattern": "2b2o$o2bo$3o!"
  },
  {
    "name": "Bookend siamese table",
    "author": "",
    "description": "An 11-bit induction coil.",
    "url": "http://conwaylife.com/wiki/Bookend_siamese_table",
    "rule": "B3/S23",
    "pattern": "2o$o2bo2bo$b6o!"
  },
  {
    "name": "Bookends",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bookends",
    "rule": "B3/S23",
    "pattern": "2o3b2o$obobobo$2bobo2b$b2ob2o!"
  },
  {
    "name": "Bookends siamese tables",
    "author": "",
    "description": "A 22-bit still life.",
    "url": "https://conwaylife.com/wiki/Bookends_siamese_tables",
    "rule": "B3/S23",
    "pattern": "2o3b2o$obobobo$2bobo$b2ob2o$2bobo$2bobo$b2ob2o!"
  },
  {
    "name": "Boring p24",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Boring_p24",
    "url": "http://conwaylife.com/patterns/boringp24.rle",
    "rule": "B3/S23",
    "pattern": "15bo5bo$15bo5bo$15b2o3b2o2$11b3o2b2ob2o2b3o$13bobobobobobo$15b2o3b2o2$6bo8b2o3b2o$6b2o5bobobobobobo$5b2obo2b3o2b2ob2o2b3o$4bo2b3o$3bobobo7b2o3b2o$2bobobo8bo5bo$3o2bo9bo5bo$bob2o$2b2o$3bo!"
  },
  {
    "name": "Boss",
    "author": "David Buckingham",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Boss",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$4bobo4b$3b2ob2o3b$2bo5bo2b$bobobobobob$bobo3bobob$2obo3bob2o$o2bobobo2bo$2bo5bo2b$3b2ob2o3b$4bobo4b$4bobo4b$5bo!"
  },
  {
    "name": "Bottle",
    "author": "Achim Flammenkamp",
    "description": "A period 8 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bottle",
    "rule": "B3/S23",
    "pattern": "4b2o6b2o4b$3bo2bo4bo2bo3b$3bobo6bobo3b$b2o2b3o2b3o2b2ob$o6bo2bo6bo$ob2o10b2obo$bobo10bobob$3b2o8b2o3b3$3b2o8b2o3b$bobo10bobob$ob2o10b2obo$o6bo2bo6bo$b2o2b3o2b3o2b2ob$3bobo6bobo3b$3bo2bo4bo2bo3b$4b2o6b2o!"
  },
  {
    "name": "Brain",
    "author": "David Bell",
    "description": "An orthogonal period 3 c/3 spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Brain",
    "rule": "B3/S23",
    "pattern": "b3o9b3ob$obob2o5b2obobo$obobo7bobobo$bob2ob2ob2ob2obob$5bobobobo5b$3bobobobobobo3b$2b2obobobobob2o2b$2b3o2bobo2b3o2b$2b2o2bo3bo2b2o2b$bo4b2ob2o4bob$bo13bo!"
  },
  {
    "name": "Brain perturbing glider",
    "author": "",
    "description": "http://www.conwaylife.com/wiki/Brain",
    "url": "http://conwaylife.com/patterns/brainperturbingglider.rle",
    "rule": "B3/S23",
    "pattern": "b3o9b3o$obob2o5b2obobo$obobo7bobobo$bob2ob2ob2ob2obo$5bobobobo$3bobobobobobo$2b2obobobobob2o$2b3o2bobo2b3o$2b2o2bo3bo2b2o$bo4b2ob2o4bo$bo13bo$19b2o$19bobo$19bo!"
  },
  {
    "name": "Buckaroo",
    "author": "David Buckingham",
    "description": "A period 30 oscillator based on the queen bee shuttle.\nThe oscillator will still function if the eater is moved\ncloser to the queen bee by one space, but it will lose\nits ability to reflect gliders.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Buckaroo",
    "rule": "B3/S23",
    "pattern": "9bo$7bobo$6bobo$2o3bo2bo$2o4bobo$7bobo9b2o$9bo9bobo$21bo$21b2o!"
  },
  {
    "name": "Bullet heptomino",
    "author": "",
    "description": "Generation 1 of the T-tetromino.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bullet_heptomino",
    "rule": "B3/S23",
    "pattern": "bob$3o$3o!"
  },
  {
    "name": "Bumper",
    "author": "Tanner Jacobi",
    "description": "A small, color-preserving 90° glider reflector with a repeat time of 34.",
    "url": "http://conwaylife.com/wiki/Bumper",
    "rule": "B3/S23",
    "pattern": "7b2o$6bo2bo4b2o$6bobo5b2o$7bo2$2b2o9b3o$3bo9b2obo2b2o$3o12b2o2b2o$o14b2o!"
  },
  {
    "name": "Bun",
    "author": "",
    "description": "An induction coil that is a common predecessor of the honey farm.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bun",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$b3o!"
  },
  {
    "name": "Bunnies",
    "author": "Robert Wainwright and Andrew Trevorrow",
    "description": "A methuselah and parent of rabbits with lifespan 17332.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bunnies",
    "rule": "B3/S23",
    "pattern": "o5bob$2bo3bob$2bo2bobo$bobo!"
  },
  {
    "name": "Bunnies 10",
    "author": "Tomas Rokicki",
    "description": "A methuselah with lifespan 17423 that evolves similarly to bunnies\nafter generation 104.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bunnies_10",
    "rule": "B3/S23",
    "pattern": "bo4b$2obo2b$4b2o$o2bo2b$o5b$o!"
  },
  {
    "name": "Bunnies 11",
    "author": "Tomas Rokicki",
    "description": "A methuselah with lifespan 17465 that evolves similarly to bunnies\nafter generation 146.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bunnies_11",
    "rule": "B3/S23",
    "pattern": "ob3ob$o4bo$obobob$bo2bo!"
  },
  {
    "name": "Bunnies 9",
    "author": "Paul Callahan",
    "description": "A methuselah with lifespan 17410 that evolves similarly to bunnies\nafter generation 91.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bunnies_9",
    "rule": "B3/S23",
    "pattern": "bo6b$2o5bo$6bob$6bob$5bo2b$4bo3b$4bo!"
  },
  {
    "name": "Bunnies_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of bunnies.",
    "url": "http://home.interserv.com/~mniemiec/objname.htm#B",
    "rule": "B3/S23",
    "pattern": "21bo26b$o18b2o27b$b2o17b2o26b$2o46b$19bo28b$18b2o18bo9b$18bobo16bobo8b$37bo2bo3b3ob$37bobo3bo3bo$17bo20bo4bo4b$10b2o4b2o25b2ob2o$10bobo3bobo26bo2b$10bo!"
  },
  {
    "name": "Burloaferimeter",
    "author": "David Buckingham",
    "description": "A period 7 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Burloaferimeter",
    "rule": "B3/S23",
    "pattern": "4b2o4b$5bo4b$4bo5b$3bob3o2b$3bobo2bob$2obo3bobo$2obo4bob$4b4o2b2$4b2o4b$4b2o!"
  },
  {
    "name": "Butterfly",
    "author": "",
    "description": "Evolves into a formation of two beehives after\n33 generations.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Butterfly",
    "rule": "B3/S23",
    "pattern": "o3b$2o2b$obob$b3o!"
  },
  {
    "name": "Bx125",
    "author": "Paul Callahan, November 1998",
    "description": "Repeat time 166 ticks\nhttp://conwaylife.com/wiki/Bx125",
    "url": "http://www.conwaylife.com/patterns/bx125.rle",
    "rule": "B3/S23",
    "pattern": "27bo$2bo23bobo$2bo23bobo$3o9b2o11b2ob3o$o11b2o17bo$25b2ob3o$25b2obo9$36b2o$36b2o2$9bo$9bobo$9b3o$11bo2$23b2o$23bo$24b3o$26bo!"
  },
  {
    "name": "Bx222",
    "author": "Paul Callahan, October 1998",
    "description": "Repeat time 271 ticks\nhttp://conwaylife.com/wiki/Bx222",
    "url": "http://www.conwaylife.com/patterns/bx222.rle",
    "rule": "B3/S23",
    "pattern": "13bo$4b2o5b3o7b2o$5bo4bo10bo$5bobo3bo10bo$6bobo3bo8b2o$7bo3b2o17bo6bo$28b3o5bobo$27bo8bobo$27b2o6b2ob3o$41bo$2bo15b2o15b2ob3o$2bo15b2o15b2obo$3o$o3$40b2o$40bo$38bobo$38b2o7$6bo$6bobo$6b3o$8bo20b2o$29bo$18b2o10bo$18b2o2b2o5b2o$22bobo$24bo$24b2o!"
  },
  {
    "name": "By flops",
    "author": "Robert Wainwright",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=By_flops",
    "rule": "B3/S23",
    "pattern": "3bo2b$bobo2b$5bo$5ob$5bo$bobo2b$3bo!"
  },
  {
    "name": "C-heptomino",
    "author": "",
    "description": "A methuselah with lifespan 148 that evolves in the same way as the B-heptomino after its second generation.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=C-heptomino",
    "rule": "B3/S23",
    "pattern": "b3o$3ob$bo!"
  },
  {
    "name": "CP semi-Snark",
    "author": "Tanner Jacobi",
    "description": "A color-preserving, doubling signal conduit with a repeat time of 48, found by Tanner Jacobi in 2017.",
    "url": "http://conwaylife.com/wiki/CP_semi-Snark",
    "rule": "B3/S23",
    "pattern": "9b2o$10bo$8bo5b2o$8b2o5bo$15bob2o$8b2o2b2obo2bo$8b2o3bob2o$13bo$12b2o2$18b2o$19bo$19bob2o$11b2o4b3o2bo$11b2o3bo3b2o$16b4o$2b2o15bo$bobo12b3o$bo13bo$2o14b5o$20bo$18bo$18b2o!"
  },
  {
    "name": "Canada goose",
    "author": "Jason Summers",
    "description": "A c/4 period 4 spaceship. At the time of its discovery, the Canada goose was the smallest known diagonal spaceship other than the glider, but this record has since been beaten,\nfirst by Orion 2, and more recently by the crab.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Canada_goose",
    "rule": "B3/S23",
    "pattern": "3o10b$o9b2ob$bo6b3obo$3b2o2b2o4b$4bo8b$8bo4b$4b2o3bo3b$3bobob2o4b$3bobo2bob2ob$2bo4b2o4b$2b2o9b$2b2o!"
  },
  {
    "name": "Candelabra",
    "author": "Charles Trawick",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Candelabra",
    "rule": "B3/S23",
    "pattern": "4b2o4b2o4b$bo2bo6bo2bob$obobo6bobobo$bo2bob4obo2bob$4bobo2bobo4b$5bo4bo!"
  },
  {
    "name": "Candlefrobra",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in November 1984.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Candlefrobra",
    "rule": "B3/S23",
    "pattern": "5bo4b$bob2obob2o$obo3bob2o$bo4bo3b$5b2o!"
  },
  {
    "name": "Canoe",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Canoe",
    "rule": "B3/S23",
    "pattern": "3b2o$4bo$3bob$obo2b$2o!"
  },
  {
    "name": "Cap",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cap",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$4o!"
  },
  {
    "name": "Cap and dock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cap_and_dock",
    "url": "http://conwaylife.com/patterns/capanddock.rle",
    "rule": "B3/S23",
    "pattern": "5b2o$b2obobo$obobo$obobo$b2obobo$5b2o!"
  },
  {
    "name": "Carnival shuttle",
    "author": "Robert Wainwright",
    "description": "A period 12 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Carnival_shuttle",
    "rule": "B3/S23",
    "pattern": "33bo3bo$2o3b2o26b5o$bobobo3bo2bo6b2o3bo2bo7bo2b$b2ob2o2b2o3b2o4b2o2b2o3b2o4bobob$bobobo3bo2bo6b2o3bo2bo7bo2b$2o3b2o26b5o$33bo3bo!"
  },
  {
    "name": "Carrier siamese carrier",
    "author": "",
    "description": "A 10-cell still life composed of two aircraft carriers attached together.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Carrier_siamese_carrier",
    "rule": "B3/S23",
    "pattern": "2o5b$o2b2o2b$2b2o2bo$5b2o!"
  },
  {
    "name": "Carrier siamese snake",
    "author": "",
    "description": "A 10-cell still life composed of an aircraft carrier and a snake attached together.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Carrier_siamese_snake",
    "rule": "B3/S23",
    "pattern": "2ob2o2b$ob2o2bo$5b2o!"
  },
  {
    "name": "Carrier with feather",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Carrier_with_feather",
    "url": "http://conwaylife.com/patterns/carrierwithfeather.rle",
    "rule": "B3/S23",
    "pattern": "2o2bo$o2bobo$2b2o2bo$5b2o!"
  },
  {
    "name": "Caterer",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Caterer",
    "rule": "B3/S23",
    "pattern": "2bo5b$o3b4o$o3bo3b$o7b$3bo4b$b2o!"
  },
  {
    "name": "Caterer on 34P13",
    "author": "Jason Summers",
    "description": "A small period 39 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Caterer_on_34P13",
    "rule": "B3/S23",
    "pattern": "9b3o4b2o5b$18bo4b$9bo5bo7b$8b2o5bo3bo3b$10bo4bo3b4o$7bo9bo5b$7bo3bo11b$5b2o16b$3bo5b3o2b2o7b$ob2o4bo5b2o7b$o3bo3bo14b$o5bobo14b3$8b2o13b$8b2o!"
  },
  {
    "name": "Caterer on 36P22",
    "author": "",
    "description": "A small non-trivial period 66 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Caterer_on_36P22",
    "rule": "B3/S23",
    "pattern": "27bo5b$25bo3b4o$25bo3bo3b$2o23bo7b$bo26bo4b$bobo13b3o6b2o5b$2b2o3bo8bo3bo12b$6bob2o6bo4bo11b$5bo4bo6b2obo12b$6bo3bo8bo3b2o8b$7b3o13bobo7b$25bo7b$25b2o!"
  },
  {
    "name": "Caterer on 42P7.1",
    "author": "Unknown",
    "description": "The smallest known period-21 oscillator, non-trivial because\nit contains one cell that oscillates at the full period\nwww.conwaylife.com/wiki/Caterer_on_42P7.1",
    "url": "http://www.conwaylife.com/patterns/catereron42p7.1.rle",
    "rule": "B3/S23",
    "pattern": "3b2o5b2o$2o2bo7bo$bobo5bo$bob2o4bo3bo$2o7bo3b4o$2b2o7bo$2bo2bo$3b3o$6b2o$3b2obo3bob2o$3b2obobob2obo$7b2o$9b4o$9bo2bo!"
  },
  {
    "name": "Caterer on 44P7.2",
    "author": "",
    "description": "A small period 21 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Caterer_on_44P7.2",
    "rule": "B3/S23",
    "pattern": "5b2o7bo4b$4bo8bobo3b$7bo5bobo3b$3bo3bo4b2obob2o$4o3bo7b2obo$5bo5bob2o4b$14bo4b$11b3o5b$8bobo8b$6bo3bob2o5b$4b3obobob2o5b$3bo4b2o9b$4b4o11b$7bo11b$6bo12b$6b2o!"
  },
  {
    "name": "Caterer on 48P31",
    "author": "",
    "description": "The smallest known period-93 oscillator.",
    "url": "http://conwaylife.com/wiki/Caterer_on_48P31",
    "rule": "B3/S23",
    "pattern": "7b2obo2bob2o$2o4bo2bo4bo2bo4b2o$2o5bobo4bobo5b2o$8bo6bo6$8bo6bo$2o5bobo4bobo5b2o$2o4bo2bo4bo2bo4b2o$7b2obo2bob2o7$12b3o$10bo$10bo4bo$11bo$13b2o$14bo$14bo$14bo!"
  },
  {
    "name": "Caterer on 68P32",
    "author": "",
    "description": "The smallest known period-96 oscillator.",
    "url": "http://conwaylife.com/wiki/Caterer_on_68P32",
    "rule": "B3/S23",
    "pattern": "2b2o11b2o$bo2bo9bo2bo$2b3o9b3o$2bo13bo$bobo11bobo$3bo11bo$o3bo9bo3bo$o2bo11bo2bo$b2o13b2o2$b2o13b2o$o2bo11bo2bo$o3bo9bo3bo$3bo11bo$bobo11bobo$2bo13bo$2b3o9b3o$bo2bo9bo2bo5bo$2b2o11b2o4bo3b4o$21bo3bo$21bo$24bo$22b2o!"
  },
  {
    "name": "Caterer on figure eight",
    "author": "",
    "description": "The smallest known period 24 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Caterer_on_figure_eight",
    "rule": "B3/S23",
    "pattern": "4b2o6bo5b$2bob2o4bo3b4o$bo8bo3bo3b$4bo5bo7b$2obo9bo4b$2o9b2o!"
  },
  {
    "name": "Caterer on rattlesnake",
    "author": "",
    "description": "The smallest known period-33 oscillator.",
    "url": "http://conwaylife.com/wiki/Caterer_on_rattlesnake",
    "rule": "B3/S23",
    "pattern": "5bo$5bo$5bo$4b2o$2bo$bo4bo3b2o$bo7bobo$3b3o3bo$8b2o4$5bo$5b2o$2obobob3o$ob2obobobo$6bo2b3o$7b2o3bo$9b3o$9bo!"
  },
  {
    "name": "Cauldron",
    "author": "Robert Wainwright and Don Woods",
    "description": "A period 8 oscillator found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cauldron",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$5bo5b2$3b5o3b$obo5bobo$2obo3bob2o$3bo3bo3b$3bo3bo3b$4b3o4b2$4b2obo3b$4bob2o!"
  },
  {
    "name": "Century",
    "author": "",
    "description": "A methuselah with lifespan 103.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Century",
    "rule": "B3/S23",
    "pattern": "2b2o$3ob$bo!"
  },
  {
    "name": "Century eater",
    "author": "",
    "description": "An eater for century (or equivalently, bookend) made up of three eater 1s surrounding a beehive.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Century",
    "rule": "B3/S23",
    "pattern": "17b2o2b$15b3o3b$16bo4b2$10bo10b$9bobo9b$9bobo9b$10bo10b5$2b2o13b2o2b$bobo13bobob$bo17bob$2o17b2o2$7b2o12b$8bo12b$5b3o13b$5bo!"
  },
  {
    "name": "Cha cha",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cha_cha",
    "url": "http://conwaylife.com/patterns/chacha.rle",
    "rule": "B3/S23",
    "pattern": "4bo$2bobobo$obobobo$bobobobo$bobobo$3bo!"
  },
  {
    "name": "Champage glass",
    "author": "",
    "description": "The smallest known non-trivial period 22 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Champagne_glass",
    "rule": "B3/S23",
    "pattern": "3b2o5b2o3b$3bo7bo3b$2obo7bob2o$o2b2o5b2o2bo$b2o6bo2b2ob$3b3o4b2o3b$3bo4bo2bo3b$4b7o4b2$6b3o6b$6bo2bo5b$8b2o!"
  },
  {
    "name": "Champagne glass",
    "author": "Dean Hickerson",
    "description": "A period 22 oscillator found in the mid-1990s.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Champagne_glass",
    "rule": "B3/S23",
    "pattern": "3b2o5b2o3b$3bo7bo3b$2obo7bob2o$o2b2o5b2o2bo$b2o6bo2b2ob$3b3o4b2o3b$3bo4bo2bo3b$4b7o4b2$6b3o6b$6bo2bo5b$8b2o!"
  },
  {
    "name": "Chemist",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Chemist",
    "rule": "B3/S23",
    "pattern": "7bo7b$7b3o5b$10bo4b$5b3o2bo2b2o$4bobobobobobo$4bo3bobobo2b$b2obo5bob2ob$2bobobo3bo4b$obobobobobo4b$2o2bo2b3o5b$4bo10b$5b3o7b$7bo!"
  },
  {
    "name": "Cheshire cat",
    "author": "C. R. Tompkins",
    "description": "A block predecessor.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cheshire_cat",
    "rule": "B3/S23",
    "pattern": "bo2bob$b4ob$o4bo$ob2obo$o4bo$b4o!"
  },
  {
    "name": "Circle of fire",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Circle_of_fire",
    "url": "http://conwaylife.com/patterns/circleoffire.rle",
    "rule": "B3/S23",
    "pattern": "4bobo$2bo2bo2bo$3bobobo$b3obob3o$5bo$5ob5o$5bo$b3obob3o$3bobobo$2bo2bo2bo$4bobo!"
  },
  {
    "name": "Cis-R-bee and R-loaf",
    "author": "",
    "description": "A 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-R-bee_and_R-loaf",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$b3o2$b3o$o2bo$obob$bo!"
  },
  {
    "name": "Cis-barge with tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-barge_with_tail",
    "rule": "B3/S23",
    "pattern": "3bo2b$2bobob$bobobo$bo2bob$2o!"
  },
  {
    "name": "Cis-beacon and anvil",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-beacon_and_anvil",
    "rule": "B3/S23",
    "pattern": "3b2o2b$4bo2b$bo5b$b2o4b2$b4o2b$o4bob$b3obob$3bob2o!"
  },
  {
    "name": "Cis-beacon and cap",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-beacon_and_cap",
    "rule": "B3/S23",
    "pattern": "2b2o$3bo$o3b$2o2b2$4o$o2bo$b2o!"
  },
  {
    "name": "Cis-beacon and dock",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-beacon_and_dock",
    "rule": "B3/S23",
    "pattern": "3b2ob$4bob$bo4b$b2o3b2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Cis-beacon and table",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-beacon_and_table",
    "rule": "B3/S23",
    "pattern": "2b2o$3bo$o3b$2o2b2$4o$o2bo!"
  },
  {
    "name": "Cis-beacon up and long hook",
    "author": "",
    "description": "A period 2 oscillator composed of a beacon and a long hook.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Beacon_and_long_hook",
    "rule": "B3/S23",
    "pattern": "2b2ob$3bob$o4b$2o3b2$4ob$o3bo$3b2o!"
  },
  {
    "name": "Cis-block and long hook",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-block_and_long_hook",
    "rule": "B3/S23",
    "pattern": "3b2o$o3bo$4ob2$2b2ob$2b2o!"
  },
  {
    "name": "Cis-boat and dock",
    "author": "",
    "description": "A 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-boat_and_dock",
    "rule": "B3/S23",
    "pattern": "2bo3b$bobo2b$b2o3b2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Cis-boat and long hook eating tub",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator.\nwww.conwaylife.com/wiki/index.php?title=Cis-boat_and_long_hook_eati\nng_tub",
    "url": "",
    "rule": "B3/S23",
    "pattern": "5bo5b$bob2obob2ob$obo3bobobo$bo4bo2bob$5b2o!"
  },
  {
    "name": "Cis-boat and table",
    "author": "",
    "description": "An 11-cell still life consisting of a boat on a table. It is the 81st most common still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-boat_and_table",
    "rule": "B3/S23",
    "pattern": "bo2b$obob$2o2b2$4o$o2bo!"
  },
  {
    "name": "Cis-boat with nine",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cis-boat_with_nine",
    "url": "http://conwaylife.com/patterns/cisboatwithnine.rle",
    "rule": "B3/S23",
    "pattern": "4bo$3bobo$2bob2o$2bo$obo$2o!"
  },
  {
    "name": "Cis-boat with tail",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-boat_with_tail",
    "rule": "B3/S23",
    "pattern": "3b2o$3bob$2obob$obo2b$bo!"
  },
  {
    "name": "Cis-fuse with two tails",
    "author": "",
    "description": "A simple 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-fuse_with_two_tails",
    "rule": "B3/S23",
    "pattern": "3bo2b$b3o2b$o3b2o$bo2bob$2bobob$3bo!"
  },
  {
    "name": "Cis-hook and R-bee",
    "author": "",
    "description": "A 14-cell still life composed of a bookend and a bun.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-hook_and_R-bee",
    "rule": "B3/S23",
    "pattern": "2b2o$o2bo$3ob2$3ob$o2bo$b2o!"
  },
  {
    "name": "Cis-hook with tail",
    "author": "",
    "description": "A 10-cell still life similar to the long long hook with tail.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-hook_with_tail",
    "rule": "B3/S23",
    "pattern": "3b2o$2bobo$bo3b$o4b$b3ob$3bo!"
  },
  {
    "name": "Cis-loaf with tail",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-loaf_with_tail",
    "rule": "B3/S23",
    "pattern": "3b2ob$2bo2bo$bobobo$bo2bob$2o!"
  },
  {
    "name": "Cis-long boat with tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cis-long_boat_with_tail",
    "url": "http://conwaylife.com/patterns/cislongboatwithtail.rle",
    "rule": "B3/S23",
    "pattern": "2o$bo2b2o$bobobo$2bobo$3bo!"
  },
  {
    "name": "Cis-mirrored R-bee",
    "author": "",
    "description": "A 14-cell still life made up of two buns facing each other.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-mirrored_R-bee",
    "rule": "B3/S23",
    "pattern": "b2ob2ob$obobobo$obobobo$bo3bo!"
  },
  {
    "name": "Cis-mirrored professor",
    "author": "",
    "description": "A 46-bit natural still life.",
    "url": "http://conwaylife.com/wiki/Professor",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobo2bo$2obobob2o$3bobo$2obobob2o$2obobob2o$3bobo$3bobo$2obobob2o$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "Cis-mirrored worm",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cis-mirrored_worm",
    "url": "http://conwaylife.com/patterns/cismirroredworm.rle",
    "rule": "B3/S23",
    "pattern": "b2o$obo$o4bo$b5o2$b5o$o4bo$obo$b2o!"
  },
  {
    "name": "Cis-mirrored worm siamese cis-mirrored worm",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cis-mirrored_worm_siamese_cis-mirrored_worm",
    "url": "http://conwaylife.com/patterns/cismirroredwormsiamesecismirroredworm.rle",
    "rule": "B3/S23",
    "pattern": "b2o5b2o$obo5bobo$o4bo4bo$b9o2$b9o$o4bo4bo$obo5bobo$b2o5b2o!"
  },
  {
    "name": "Cis-rotated R-bee",
    "author": "",
    "description": "A 14-cell still life composed of two buns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-rotated_R-bee",
    "rule": "B3/S23",
    "pattern": "4b2ob$bo2bobo$obobobo$obo2bob$b2o!"
  },
  {
    "name": "Cis-rotated hook",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cis-rotated_hook",
    "url": "http://conwaylife.com/patterns/cisrotatedhook.rle",
    "rule": "B3/S23",
    "pattern": "b2o$2bo2b2o$obobobo$2o2bo$4b2o!"
  },
  {
    "name": "Cis-shillelagh",
    "author": "",
    "description": "A 10-cell still life similar to the long long shillelagh.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cis-shillelagh",
    "rule": "B3/S23",
    "pattern": "4b2o$5bo$2o2bob$o2bo2b$b2o!"
  },
  {
    "name": "Claw",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Claw",
    "url": "http://conwaylife.com/patterns/claw.rle",
    "rule": "B3/S23",
    "pattern": "2b2o$o2bo$b2o!"
  },
  {
    "name": "Claw test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Claw_test_tube_baby",
    "url": "http://conwaylife.com/patterns/clawtesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "2o8b2o$o2bo4bo2bo$b2obo2bob2o$4bo2bo$4bo2bo$5b2o!"
  },
  {
    "name": "Claw with tail",
    "author": "",
    "description": "A 10-cell still life similar to hook with tail.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Claw_with_tail",
    "rule": "B3/S23",
    "pattern": "2o4b$bo4b$bob2ob$2bo2bo$4b2o!"
  },
  {
    "name": "Claw with tub with tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Claw_with_tub_with_tail",
    "url": "http://conwaylife.com/patterns/clawwithtubwithtail.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$bobo$3bo$2bo$3b3o$5bo!"
  },
  {
    "name": "Clips",
    "author": "",
    "description": "The most common naturally-occurring 30-bit still life.",
    "url": "http://conwaylife.com/wiki/Clips",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobo2bo$2obobob2o$3bobo$2obobob2o$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "Clock",
    "author": "Simon Norton",
    "description": "A period 2 oscillator that was found in May 1970. This is the fifth or sixth most common oscillator, being about as frequent as the pentadecathlon, but much less frequent than the blinker, toad, beacon or pulsar.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Clock",
    "rule": "B3/S23",
    "pattern": "2bob$obob$bobo$bo!"
  },
  {
    "name": "Clock 2",
    "author": "",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Clock_2",
    "rule": "B3/S23",
    "pattern": "6b2o4b$6b2o4b2$4b4o4b$2obo4bo3b$2obo2bobo3b$3bo2bobob2o$3bobo2bob2o$4b4o4b2$4b2o6b$4b2o!"
  },
  {
    "name": "Cloverleaf interchange",
    "author": "Adam P. Goucher",
    "description": "http://conwaylife.com/wiki/Cloverleaf_interchange",
    "url": "http://conwaylife.com/patterns/cloverleafinterchange.rle",
    "rule": "B3/S23",
    "pattern": "4bo3bo$3bobobobo$3bobobobo$b2o2bobo2b2o$o4bobo4bo$b4o3b4o2$b4o3b4o$o4bobo4bo$b2o2bobo2b2o$3bobobobo$3bobobobo$4bo3bo!"
  },
  {
    "name": "Coe ship",
    "author": "Tim Coe",
    "description": "An orthogonal period 16 c/2 spaceship discovered in October 1995 that can act as a puffer engine.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Coe_ship",
    "rule": "B3/S23",
    "pattern": "4b6o$2b2o5bo$2obo5bo$4bo3bob$6bo3b$6b2o2b$5b4ob$5b2ob2o$7b2o!"
  },
  {
    "name": "Coe's p8",
    "author": "Tim Coe",
    "description": "A period 8 oscillator found in August 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Coe's_p8",
    "rule": "B3/S23",
    "pattern": "2o10b$2o2b2o6b$5b2o5b$4bo2bo4b$7bo2b2o$5bobo2b2o!"
  },
  {
    "name": "Conduit 1",
    "author": "David Buckingham",
    "description": "A conduit that transforms a B-heptomino into a Herschel after 59 generations.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Conduit_1",
    "rule": "B3/S23",
    "pattern": "ob2o7b$2obo7b2$9b2o$9b2o!"
  },
  {
    "name": "Confused eaters",
    "author": "David Buckingham",
    "description": "A period 4 oscillator found no later than 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Confused_eaters",
    "rule": "B3/S23",
    "pattern": "o10b$3o8b$3bo7b$2bo8b$2bo2bo5b$5bo5b$3bobo5b$3b2o2b2o2b$7bobob$9bob$9b2o!"
  },
  {
    "name": "Coolout Conjecture",
    "author": "Richard Schroeppel",
    "description": "A counterexample disproving the Coolout Conjecture, found by Richard Schroeppel in 2001.",
    "url": "http://conwaylife.com/wiki/Coolout_Conjecture",
    "rule": "B3/S23",
    "pattern": "2o2b2o$ob2obo!"
  },
  {
    "name": "Copperhead",
    "author": "'zdr'",
    "description": "An c/10 orthogonal spaceship found on March 5, 2016.",
    "url": "http://www.conwaylife.com/wiki/Copperhead",
    "rule": "B3/S23",
    "pattern": "b2o2b2o$3b2o$3b2o$obo2bobo$o6bo2$o6bo$b2o2b2o$2b4o2$3b2o$3b2o!"
  },
  {
    "name": "Cousins",
    "author": "",
    "description": "A period 3 oscillator that contains two copies of the stillater rotor.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cousins",
    "rule": "B3/S23",
    "pattern": "5bob2o4b$3b3obobo3b$obo6bo3b$2ob2ob2obob2o$3bobo4bobo$3bobob3o3b$4b2obo!"
  },
  {
    "name": "Cover",
    "author": "",
    "description": "An 8-bit induction coil",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cover",
    "rule": "B3/S23",
    "pattern": "4bo$2b3o$bo3b$bo3b$2o!"
  },
  {
    "name": "Cow",
    "author": "",
    "description": "An orthogonal speed c period 8 fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cow",
    "rule": "B3/S23",
    "pattern": "2o7b2o2b2o2b2o2b2o2b2o2b2o2b2o5b$2o4bob3o2b2o2b2o2b2o2b2o2b2o2b2o3b2o$4b2obo29bobo$4b2o3b29o2b$4b2obo30bob$2o4bob3o2b2o2b2o2b2o2b2o2b2o2b2o2b2ob$2o7b2o2b2o2b2o2b2o2b2o2b2o2b2o!"
  },
  {
    "name": "Crab",
    "author": "Jason Summers",
    "description": "The smallest known diagonal spaceship other than the glider. Period 4 with speed c/4. It was\ndiscovered in September 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Crab",
    "rule": "B3/S23",
    "pattern": "8b2o3b$7b2o4b$9bo3b$11b2o$10bo2b2$9bo2bo$b2o5b2o3b$2o5bo5b$2bo4bobo3b$4b2o2bo4b$4b2o!"
  },
  {
    "name": "Crab tubstretcher",
    "author": "Nicolay Beluchenko",
    "description": "A small tubstretcher based on the crab.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Crab",
    "rule": "B3/S23",
    "pattern": "8b2o3b$7b2o4b$9bo3b$11b2o$10bo2b2$9bo2bo$b2o5b2o3b$2o5bo5b$2bo4bobo3b$4b2o2bo4b$4b2o7b$8bo4b$7bobo3b$8bo!"
  },
  {
    "name": "Crane",
    "author": "Nicolay Beluchenko",
    "description": "A c/4 diagonal spaceship found in September 2005\nhttp://www.conwaylife.com/wiki/Crane",
    "url": "http://www.conwaylife.com/patterns/crane.rle",
    "rule": "B3/S23",
    "pattern": "b2o$2o$2bo$4b2o$3bo2$7bo$4b2o2b2o$4b2o2b3o$4b2o3b2o$12b2ob2o$12b3o2bo$11b3o3bo2bo$11b2o6bobo$10bobo$9b2o9b2ob2o$9bobo8b2o3bo$8bo13b2o$9b2o14b2o!"
  },
  {
    "name": "Cross",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in October 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cross",
    "rule": "B3/S23",
    "pattern": "2b4o2b$2bo2bo2b$3o2b3o$o6bo$o6bo$3o2b3o$2bo2bo2b$2b4o!"
  },
  {
    "name": "Cross 2",
    "author": "Hartmut Holzwart",
    "description": "The second smallest member of the infinite family of period 3 cross\noscillators.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cross_2",
    "rule": "B3/S23",
    "pattern": "3bo2bobo2bo3b$3bo2bobo2bo3b$2b2o2bobo2b2o2b$3o4bo4b3o$7bo7b2$3o9b3o$3b2o5b2o3b$3o9b3o2$7bo7b$3o4bo4b3o$2b2o2bobo2b2o2b$3bo2bobo2bo3b$3bo2bobo2bo!"
  },
  {
    "name": "Crowd",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in January 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Crowd",
    "rule": "B3/S23",
    "pattern": "11bo2b$9b3o2b$5b2obo5b$5bo3bo4b$7b2obo3b$3b4o3bo3b$obo5bobob2o$2obobo5bobo$3bo3b4o3b$3bob2o7b$4bo3bo5b$5bob2o5b$2b3o9b$2bo!"
  },
  {
    "name": "Crown",
    "author": "Noam Elkies",
    "description": "A period 12 oscillator found in January 1995.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Crown",
    "rule": "B3/S23",
    "pattern": "16b2o5b$3b2o13bo4b$2bo12bo7b$5bo3b3o3bo3bo3b$bo3bo4bo4bo3b4o$obo2bo11bo5b$o2bo19b$b2o20b$6b2o8b2o5b$6bo2b6o2bo5b$7b2o6b2o6b$4b3o10b3o3b$4bo2bobo4bobo2bo3b$5b2o4b2o4b2o!"
  },
  {
    "name": "Cthulhu",
    "author": "Adam P. Goucher",
    "description": "http://conwaylife.com/wiki/Cthulhu",
    "url": "http://conwaylife.com/patterns/cthulhu.rle",
    "rule": "B3/S23",
    "pattern": "bo3bo3bo$obobobobobo$obobobobobo$b2obobob2o$4bobo$4bobo$3b2ob2o$2bo4bo$2b2ob2o$3bobo$2bo2bo$2bobo$b2ob2o!"
  },
  {
    "name": "Cuphook",
    "author": "Rich Schroeppel",
    "description": "A period 3 oscillator with 3 cells in its rotor. Found in October 1970.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cuphook",
    "rule": "B3/S23",
    "pattern": "4b2o3b$2obobo3b$2obo5b$3bo5b$3bo2bo2b$4b2obob$7bob$7b2o!"
  },
  {
    "name": "Cyclic",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Cyclic",
    "url": "http://conwaylife.com/patterns/cyclic.rle",
    "rule": "B3/S23",
    "pattern": "4b2o$3bo2bo$3bob2o$b2o2bob2o$o5b2obo$ob2o5bo$b2obo2b2o$3b2obo$3bo2bo$4b2o!"
  },
  {
    "name": "Dart",
    "author": "David Bell",
    "description": "An orthogonal period 3 spaceship with speed c/3 that was found in May 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dart",
    "rule": "B3/S23",
    "pattern": "7bo7b$6bobo6b$5bo3bo5b$6b3o6b2$4b2o3b2o4b$2bo3bobo3bo2b$b2o3bobo3b2ob$o5bobo5bo$bob2obobob2obo!"
  },
  {
    "name": "Dead spark coil",
    "author": "",
    "description": "An 18-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dead_spark_coil",
    "rule": "B3/S23",
    "pattern": "2o3b2o$obobobo$2bobo2b$obobobo$2o3b2o!"
  },
  {
    "name": "Decapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Decapole",
    "url": "http://conwaylife.com/patterns/decapole.rle",
    "rule": "B3/S23",
    "pattern": "11b2o$10bobo2$8bobo2$6bobo2$4bobo2$2bobo2$obo$2o!"
  },
  {
    "name": "Diamond ring",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Diamond_ring",
    "rule": "B3/S23",
    "pattern": "6bo6b$5bobo5b$4bobobo4b$4bo3bo4b$2b2o2bo2b2o2b$bo4bo4bob$obob2ob2obobo$bo4bo4bob$2b2o2bo2b2o2b$4bo3bo4b$4bobobo4b$5bobo5b$6bo!"
  },
  {
    "name": "Die hard",
    "author": "",
    "description": "A methuselah that dies completely. It has lifespan 130.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Die_hard",
    "rule": "B3/S23",
    "pattern": "6bob$2o6b$bo3b3o!"
  },
  {
    "name": "Dinner table",
    "author": "Robert Wainwright",
    "description": "The first period 12 oscillator to be found. Discovered in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dinner_table",
    "rule": "B3/S23",
    "pattern": "bo11b$b3o7b2o$4bo6bob$3b2o4bobob$9b2o2b$6bo6b$4b2obo5b2$2bo3bo2bo3b$bob2o4bo3b$bo6bo4b$2o7b3ob$11bo!"
  },
  {
    "name": "Dinner table extension",
    "author": "",
    "description": "An extension of dinner table",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dinner_table",
    "rule": "B3/S23",
    "pattern": "13bo20b$13b3o7b2o9b$16bo6bo10b$9bo5b2o4bobo10b$9b3o9b2o11b$12bo4b3o6b2o6b$5bo5b2o4b3o6bo7b$5b3o16bobo7b$8bo15b2o8b$bo5b2o4b3o13b2o3b$b3o9b3o4b3o6bo4b$4bo4b3o8b3o4bobo4b$3b2o4b3o4b3o8b2o5b$16b3o4b3o6b2o$23b3o6bob$5b3o22bobob$5b3o4b3o15b2o2b$2b2o8b3o4b3o12b$bobo4b3o8b3o4b3o5b$bo6b3o4b3o8b3o5b$2o13b3o4b3o9b$5b2o15b3o4b2o3b$4bobo22bo4b$4bo6b3o16b3ob$3b2o6b3o4b3o4b2o5bob$8b2o8b3o4bo8b$7bobo4b3o9b3o5b$7bo6b3o4b2o5bo5b$6b2o13bo12b$11b2o9b3o9b$10bobo4b2o5bo9b$10bo6bo16b$9b2o7b3o13b$20bo!"
  },
  {
    "name": "Diuresis",
    "author": "David Eppstein and Dean Hickerson",
    "description": "A period 90 oscillator originally discovered by David Eppstein and\nsupported by pentadecathlons; the still life stabilization was foun\nd by Dean Hickerson",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Diuresis",
    "rule": "B3/S23",
    "pattern": "5b2o16b2o4b$6bo16bo5b$6bobo12bobo5b$7b2o12b2o6b2$4b2o18b2o3b$4bobo10b2o4bobo3b$5bo10bobo5bo4b$2bo13b2o9bob$2b6o8bo5b6ob$7bo14bo6b$4b2o18b2o3b$4bo20bo3b$5bo18bo4b$2b3o2bo14bo2b3ob$2bo2b3o8bo5b3o3bo$3bo12b2o7b3ob$4b2o10bobo5bo4b$6bo10b2o4bo2b2ob$4b2o18b2obob$bo2bo20bo3b$obobo2b2o12b2o2bo3b$bo2bobobo12bobob2o2b$4bobo16bo2bo2b$5b2o16b2o!"
  },
  {
    "name": "Dock",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dock",
    "rule": "B3/S23",
    "pattern": "b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Dock siamese carrier",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Dock_siamese_carrier",
    "url": "http://conwaylife.com/patterns/docksiamesecarrier.rle",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o4bo$b4o$3bo$5bo$4b2o!"
  },
  {
    "name": "Double caterer",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator found in October 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Double_caterer",
    "rule": "B3/S23",
    "pattern": "5b2o3bo8b$4bo2bo2b3o6b$4b2obo5bo5b$6bob4obo5b$2b3obobo3bob2o3b$bo2bo2bo3bo2bobo2b$obo2bo3bob2o4bob$bo10b2ob3ob$2b2ob2ob2o3bo5b$3bo3bo5bob3ob$3bo3bo6b2o2bo$17b2o!"
  },
  {
    "name": "Double ewe",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found no later than September 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Double_ewe",
    "rule": "B3/S23",
    "pattern": "6b2o12b$7bo12b$6bo13b$6b2o12b$9b2o9b$6b3obo9b$ob2obo14b$2obobo14b$5bo3bo10b$4bo3b2o4b2o4b$4b2o4b2o3bo4b$10bo3bo5b$14bobob2o$14bob2obo$9bob3o6b$9b2o9b$12b2o6b$13bo6b$12bo7b$12b2o!"
  },
  {
    "name": "Dove",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Dove",
    "url": "http://conwaylife.com/patterns/dove.rle",
    "rule": "B3/S23",
    "pattern": "2b2o$bo2bo$o2bo$3o!"
  },
  {
    "name": "Dragon",
    "author": "Paul Tooke",
    "description": "An orthogonal period 6 spaceship. The first c/6 spaceship to be constructed.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Dragon",
    "rule": "B3/S23",
    "pattern": "12bo16b$12b2o14bo$10bob2o5bobo4b2ob$5bo3bo3b3o2bo4bo5b$2o3bo2bo6bobo5b3o2bo$2o3bob2o6bo3bobobo5b$2o3bo10bobo7b2ob$5b2o14bo6bo$7bo12bobo6b$7bo12bobo6b$5b2o14bo6bo$2o3bo10bobo7b2ob$2o3bob2o6bo3bobobo5b$2o3bo2bo6bobo5b3o2bo$5bo3bo3b3o2bo4bo5b$10bob2o5bobo4b2ob$12b2o14bo$12bo!"
  },
  {
    "name": "Duodecapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Duodecapole",
    "url": "http://conwaylife.com/patterns/duodecapole.rle",
    "rule": "B3/S23",
    "pattern": "13b2o$12bobo2$10bobo2$8bobo2$6bobo2$4bobo2$2bobo2$obo$2o!"
  },
  {
    "name": "Duoplet",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Duoplet",
    "url": "http://conwaylife.com/patterns/duoplet.rle",
    "rule": "B3/S23",
    "pattern": "bo$o!"
  },
  {
    "name": "E-heptomino",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/E-heptomino",
    "url": "http://conwaylife.com/patterns/eheptomino.rle",
    "rule": "B3/S23",
    "pattern": "b3o$2o$b2o!"
  },
  {
    "name": "Eater 1",
    "author": "Bill Gosper",
    "description": "The first discovered eater and a 7-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_1",
    "rule": "B3/S23",
    "pattern": "2o2b$obob$2bob$2b2o!"
  },
  {
    "name": "Eater 1 with blinker",
    "author": "",
    "description": "An eater 1 about to eat a blinker.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_1",
    "rule": "B3/S23",
    "pattern": "o5b$o5b$o5b$2b2o2b$2bobob$4bob$4b2o!"
  },
  {
    "name": "Eater 1 with glider",
    "author": "",
    "description": "An eater 1 about to eat a glider.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_1",
    "rule": "B3/S23",
    "pattern": "2bo5b$obo5b$b2o5b$4b2o2b$4bobob$6bob$6b2o!"
  },
  {
    "name": "Eater 1 with loaf",
    "author": "",
    "description": "An eater 1 about to eat a loaf.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_1",
    "rule": "B3/S23",
    "pattern": "2bo6b$bobo5b$o2bo5b$b2o2b2o2b$5bobob$7bob$7b2o!"
  },
  {
    "name": "Eater 1 with pre-beehive",
    "author": "",
    "description": "An eater 1 about to eat a pre-beehive.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_1",
    "rule": "B3/S23",
    "pattern": "2o5b$2o5b$2o5b$3b2o2b$3bobob$5bob$5b2o!"
  },
  {
    "name": "Eater 2",
    "author": "David Buckingham",
    "description": "A well-known eater and 19-cell still life that can eat gliders that approach it along four\ndifferent paths.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_2",
    "rule": "B3/S23",
    "pattern": "3bob2o$b3ob2o$o6b$b3ob2o$3bobob$3bobob$4bo!"
  },
  {
    "name": "Eater 3",
    "author": "David Buckingham",
    "description": "A 31-cell still life and symmetric eater.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_3",
    "rule": "B3/S23",
    "pattern": "9b2ob$4b2o2bo2bo$bo2bo4bobo$obobo5bob$bo2bob2o4b$4bo2bo4b$5bo4bob$6b5ob2$8bo3b$7bobo2b$8bo!"
  },
  {
    "name": "Eater 4",
    "author": "David Buckingham",
    "description": "A 40-cell still life and eater that doesn't eat gliders, but does eat other objects.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_4",
    "rule": "B3/S23",
    "pattern": "3b2o9b$3bo10b$2obo10b$o2b2o9b$b2o4bo6b$3b5o6b$3bo4b2o4b$4b2o2bo5b$6bobo5b$6bobobo2bo$7b2ob4o$9bo4b$9bobo2b$10b2o!"
  },
  {
    "name": "Eater 5",
    "author": "",
    "description": "A 12-cell still life and eater composed of a tub with tail and a block that is capable of\neating gliders that approach from the top-right.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_5",
    "rule": "B3/S23",
    "pattern": "7b2o$3bo3b2o$2bobo4b$bobo5b$bo7b$2o!"
  },
  {
    "name": "Eater 5 eating gliders",
    "author": "",
    "description": "An eater 5 eating gliders from different directions",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2bo10b$obo10b$b2o10b2$7bo5b$7bobo3b$7b2o4b2$11b2o$7bo3b2o$6bobo4b$5bobo5b$5bo7b$4b2o!"
  },
  {
    "name": "Eater head siamese carrier",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Eater_head_siamese_carrier",
    "url": "http://conwaylife.com/patterns/eaterheadsiamesecarrier.rle",
    "rule": "B3/S23",
    "pattern": "5b2o$2b2o2bo$bob2o$bo$2o!"
  },
  {
    "name": "Eater head siamese snake",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Eater_head_siamese_snake",
    "url": "http://conwaylife.com/patterns/eaterheadsiamesesnake.rle",
    "rule": "B3/S23",
    "pattern": "2b2ob2o$bob2obo$bo$2o!"
  },
  {
    "name": "Eater on boat",
    "author": "",
    "description": "A 12-cell still life consisting of an eater 1 and a boat.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_on_boat",
    "rule": "B3/S23",
    "pattern": "b2o2b$bobob$3bob$3b2o$b2o2b$obo2b$bo!"
  },
  {
    "name": "Eater plug",
    "author": "Robert Wainwright",
    "description": "A period 2 oscillator found in February 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_plug",
    "rule": "B3/S23",
    "pattern": "7bo$5b3o$4bo3b$5bo2b$2bo2bo2b$bob2o3b$bo6b$2o!"
  },
  {
    "name": "Eater siamese eater",
    "author": "",
    "description": "A 12-cell still life composed of two eaters.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_siamese_eater",
    "rule": "B3/S23",
    "pattern": "2o2b$obob$2bob$2b2o$3bo$3ob$o!"
  },
  {
    "name": "Eater tail siamese carrier",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Eater_tail_siamese_carrier",
    "url": "http://conwaylife.com/patterns/eatertailsiamesecarrier.rle",
    "rule": "B3/S23",
    "pattern": "2b2o$bobo$bo$2o$o$2bo$b2o!"
  },
  {
    "name": "Eater tail siamese snake",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Eater_tail_siamese_snake",
    "url": "http://conwaylife.com/patterns/eatertailsiamesesnake.rle",
    "rule": "B3/S23",
    "pattern": "2b2o$bobo$bo$2o$o$bo$2o!"
  },
  {
    "name": "Eater with cape",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Eater_with_cape",
    "url": "http://conwaylife.com/patterns/eaterwithcape.rle",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o2bobo$bobo$2b2o!"
  },
  {
    "name": "Eater/block frob",
    "author": "David Buckingham",
    "description": "A period 4 oscillator found in 1976 or earlier.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater/block_frob",
    "rule": "B3/S23",
    "pattern": "b2o7b$2bo7b$2bobo5b$3bobo4b$5b2ob2o$8b2o$2b2o6b$3bo6b$3o7b$o!"
  },
  {
    "name": "Ecologist",
    "author": "",
    "description": "A period 20 c/2 orthogonal spaceship based on one of the classic puffer trains.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ecologist",
    "rule": "B3/S23",
    "pattern": "bo2bo5b2o15b$o8b4o14b$o3bo3b2ob2o14b$4o5b2o16b4$11b2o14b$2b3o7b2o13b$2bo6bo2bo14b$2bobo6bo15b$3b2o3b2o17b$25b2o$25bob$bo2bo18b3ob$o26b$o3bo22b$4o!"
  },
  {
    "name": "Ed",
    "author": "Schneelocke",
    "description": "Methuselah_35426 (\"Ed\"), discovered 17 June 2010\nnamed after Ed Edison from the \"Maniac Mansion\" computer game,\nthe son of Dr. Fred and his wife Edna (also methuselah names)\nhttp://www.conwaylife.com/wiki/Ed",
    "url": "http://www.conwaylife.com/patterns/ed.rle",
    "rule": "B3/S23",
    "pattern": "5bo8bo2b2o$bo5b6o2bobo$3b6ob2o2bobo$o2bo2b2obo3bo4b2o$obob3o2bobo6bo$bob4o2b3o5b2o$bo2b3ob2obob3o$o2bo4bo3bo6bo$b2o2b3o3bo3bo$obo3b2obo3bo2bobo$bo6bobo5b2o$6o2b3o2bo$2bo4b3o5bobo$2b2ob2o5bo3b3o$3bo2b4obobo2bob2o$o4bo6b2obobo$o2bo2b2obobo$bo5bo2bo2bobobo$b3ob2obo$ob3obo6bo3b2o!"
  },
  {
    "name": "Edge repair Herschel",
    "author": "",
    "description": "A period 3 c/3 orthogonal edge-repair spaceship that is about to collide with a Herschel.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Edge-repair_spaceship_1",
    "rule": "B3/S23",
    "pattern": "16bo7b$o14b4o5b$obo7bo3bo3b2ob2ob$3o6b4o5bo2b2ob$2bo5bo3bo7bo2bo$9bobo2bo9b$13bo!"
  },
  {
    "name": "Edge-repair spaceship 1",
    "author": "David Bell",
    "description": "An orthogonal period 3 c/3 edge-repair spaceship that was found in 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Edge-repair_spaceship_1",
    "rule": "B3/S23",
    "pattern": "8bo7b$7b4o5b$2bo3bo3b2ob2ob$b4o5bo2b2ob$o3bo7bo2bo$bobo2bo9b$5bo!"
  },
  {
    "name": "Edge-repair spaceship 2",
    "author": "Stephen Silver",
    "description": "An orthogonal c/4 period 4 edge-repair spaceship that uses a T-tetromino reaction to destroy beehives.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Edge-repair_spaceship_2",
    "rule": "B3/S23",
    "pattern": "obo19b$o21b$obo2bo2bo13b$3bo18b$4bob2obo12b$5b3obo12b$4bo4bo2bob2o6b$bo3b2o3bob4o6b$b2o2bo2bob2o4bo4bo$bo8b2o4bo2b3o$6b2o3b2o3bo2b2o!"
  },
  {
    "name": "Edna",
    "author": "Erik de Neve",
    "description": "A methuselah with lifespan 31,192.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Edna",
    "rule": "B3/S23",
    "pattern": "2bo2bo2bo5bo4bo$2b2o4bo2bo2b2obo2b$b4ob2ob4obobobob$2obo5b2ob2o2b3ob$8bo2bo2b3o3b$3ob2o3bo2bo2bo3bo$b4o5bo2b3o2b2o$obo2bo3bo5bobo2b$2obob2ob3obo7b$2bo2b2o5bobo2bobo$2o2bobob2o3bo2b2o2b$4bobo3bobo4b2ob$bo2bobo4bo2b2o4b$3o3bo3bo4b4ob$2ob2o6bo4bo2bo$5bo3bobo6b2o$6bo2bo5bobo2b$8bo2bo2bobo3b$2b4obo2bob2o5bo$ob2o2bo6b2ob3o!"
  },
  {
    "name": "Edna 26",
    "author": "Erik de Neve and Matthias M.",
    "description": "A methuselah with lifespan 31,082.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Edna",
    "rule": "B3/S23",
    "pattern": "2o41b$o42b$o11bo30b$12b3o14b3o11b5$3b2o38b$3bo39b12$29bo11bob$29b3o10bo$42bo$25bo15b2o$24b2o!"
  },
  {
    "name": "Eleven loop",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eleven_loop",
    "rule": "B3/S23",
    "pattern": "bo3b$obo2b$o2bob$bobob$2ob2o!"
  },
  {
    "name": "Elevener",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Elevener",
    "rule": "B3/S23",
    "pattern": "4b2o$3bobo$3bo2b$b3o2b$o5b$2o!"
  },
  {
    "name": "Elkies' p5",
    "author": "Noam Elkies",
    "description": "A period 5 oscillator found in 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Elkies'_p5",
    "rule": "B3/S23",
    "pattern": "bo7b$o2b3o3b$2bo6b$3bobo2bo$2b2ob4o$4bo4b$4bobo2b$5b2o!"
  },
  {
    "name": "Ellison p4 HW emulator",
    "author": "Scot Ellison",
    "description": "A period 4 oscillator that provides a spark like a heavyweight spac\neship.",
    "url": "http://www.conwaylife.com/wiki/Ellison_P4_HW_emulator",
    "rule": "B3/S23",
    "pattern": "11b2o11b$4bo3bo6bo3bo4b$3bobo12bobo3b$3bobo12bobo3b$2obobob10obobob2o$2obo16bob2o$3bo16bo3b$3bobo4b2obo4bobo3b$4b2o4bob2o4b2o!"
  },
  {
    "name": "Ellison p4 HW emulator hybrid",
    "author": "Scot Ellison",
    "description": "A period 4 oscillator that produces a domino spark.",
    "url": "http://www.conwaylife.com/wiki/Ellison_P4_HW_Emulator_Hybrid",
    "rule": "B3/S23",
    "pattern": "11b2o7b$4bo3bo5bob2o2b$3bobo11bo2b$3bobo9b2o3b$2obobob8o2b3o$2obo12bo2bo$3bo13b2ob$3bobo4b2o8b$4b2o4b2o!"
  },
  {
    "name": "Empty",
    "author": "",
    "description": "",
    "url": "",
    "rule": "B3/S23",
    "pattern": "b!"
  },
  {
    "name": "En retard",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in August 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=En_retard",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$2obobobob2o$bobo3bobob$o2bobobo2bo$b2o5b2ob$3b2ob2o3b$3bobobo3b$4bobo4b$2bobobobo2b$2b2o3b2o!"
  },
  {
    "name": "Enterprise",
    "author": "Dean Hickerson",
    "description": "A period 4 diagonal spaceship with speed c/4 found in March 1993.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Enterprise",
    "rule": "B3/S23",
    "pattern": "8bo12b$6b2obo11b$4b2o3bo11b$3bo3b2o12b$2bo4b2obo10b$bo2b2ob3obo9b$bo19b$3bobo3b2o10b$2o3bobo13b$o3bo3b2o11b$bo2b2o2bo2bo9b$4b2o3bo8bo2b$10bobo3bobobo$12b2ob3o2bo$12b2o4b2ob$13bob2o4b2$11bobo7b$11bo9b$11b3o7b$12bobo!"
  },
  {
    "name": "Eureka",
    "author": "David Buckingham",
    "description": "A period 30 pre-pulsar shuttle oscillator that was found in August 1980.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eureka",
    "rule": "B3/S23",
    "pattern": "bo14bob$obo4bo7bobo$bo3b2ob2o6bob$7bo10b4$7bo10b$bo3b2ob2o6bob$obo4bo7bobo$bo14bo!"
  },
  {
    "name": "Eureka v2",
    "author": "",
    "description": "A period 30 pre-pulsar shuttle oscillator that was found in August\n1980.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eureka",
    "rule": "B3/S23",
    "pattern": "bo14bo3b$obo4bo7bobo2b$bo3b2ob2o6bo3b$7bo12b4$9bo10b$3bo3b2ob2o6bob$2bobo4bo7bobo$3bo14bo!"
  },
  {
    "name": "Eve",
    "author": "Andrzej Megier",
    "description": "A 20-cell methusaleh lasting for 30046 generations, found by Andrzej Megier on June 29, 2008.",
    "url": "http://conwaylife.com/wiki/Eve",
    "rule": "B3/S23",
    "pattern": "14bo$14bo$15bo$9bo3b2o$7bo4b3o$7bo3bo$9b2o$bo$3o$obo!"
  },
  {
    "name": "Extra extra long snake",
    "author": "",
    "description": "A 10-cell still life that is the extra extra long version of a snake.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Extra_extra_long_snake",
    "rule": "B3/S23",
    "pattern": "2o6b$obo5b$3bo4b$4bo3b$5bobo$6b2o!"
  },
  {
    "name": "Extra long hook with tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Extra_long_hook_with_tail",
    "url": "http://conwaylife.com/patterns/extralonghookwithtail.rle",
    "rule": "B3/S23",
    "pattern": "bo$b3o$4bo$3bo$2bo$bo$o$2o!"
  },
  {
    "name": "Extra long shillelagh",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Extra_long_shillelagh",
    "url": "http://conwaylife.com/patterns/extralongshillelagh.rle",
    "rule": "B3/S23",
    "pattern": "3b2o$4bo$3bo$2bo$bo$o$obo$b2o!"
  },
  {
    "name": "Extra long snake",
    "author": "",
    "description": "A 9-cell still life that is the extra long version of a snake.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Extra_long_snake",
    "rule": "B3/S23",
    "pattern": "2o5b$obo4b$3bo3b$4bobo$5b2o!"
  },
  {
    "name": "Extra long snake_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of extra long snake.",
    "url": "http://home.interserv.com/~mniemiec/objname.htm#E",
    "rule": "B3/S23",
    "pattern": "11bo21b$12bo20b$10b3o20b$5bobo25b$6b2o25b$6bo26b$14bo18b$13bo19b$13b3o10b2o5b$11bo14bobo4b$10b2o17bo3b$10bobo17bobo$31b2o$19b2o12b$19bobo11b$3o16bo13b$2bo30b$bo!"
  },
  {
    "name": "Extremely impressive",
    "author": "David Buckingham",
    "description": "A period 6 oscillator found in August 1976.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Extremely_impressive",
    "rule": "B3/S23",
    "pattern": "4b2o6b$3bob3o4b$3bo4bo3b$2obo3b2o3b$2obo5b2ob$4b5o2bo$10b2o$6bo5b$5bobo4b$6bo!"
  },
  {
    "name": "F116",
    "author": "Paul Callahan, February 1997",
    "description": "Repeat time 138 ticks, or 120 ticks with an additional sparker\nhttp://conwaylife.com/wiki/F116",
    "url": "http://www.conwaylife.com/patterns/f116.rle",
    "rule": "B3/S23",
    "pattern": "8bo$8b3o$11bo$10b2o11$o$obo29bo$3o29bo$2bo29b3o$34bo5$25b2o$19b2o5bo$19bobob3o$12b2o7bobo$12b2o7b2o!"
  },
  {
    "name": "F117",
    "author": "Dave Buckingham, July 1996",
    "description": "Repeat time 63 ticks\nhttp://conwaylife.com/wiki/F117",
    "url": "http://www.conwaylife.com/patterns/f117.rle",
    "rule": "B3/S23",
    "pattern": "22b2o$23bo$10bo11bo$10b3o9b2o$13bo$2o10b2o$bo$bobo$2b2o$25b2o15bo$25b2o15bo$42b3o$44bo3$2bo$2bobo$2b3o$4bo11b2o$16bo$17b3o$19bo!"
  },
  {
    "name": "Fast forward force field",
    "author": "Dieter Leithner",
    "description": "A reaction involving a lightweight spaceship and three gliders. In\nthe absence of the incoming lightweight spaceship from the left, the gliders would simply annihilate one another, but as shown they allow the spaceship to advance 11 spaces in the course of the next 6\ngenerations. Leithner named the Fast Forward Force Field in honour\nof his favourite science fiction writer, the physicist Robert L. Forward.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "7bo6bo2b$8bo6b2o$2b2o2b3o5b2ob$2ob2o12b$4o9bo3b$b2o9b2o3b$12bobo!"
  },
  {
    "name": "Feather",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Feather",
    "url": "http://conwaylife.com/patterns/feather.rle",
    "rule": "B3/S23",
    "pattern": "2o$o$bo$2bo!"
  },
  {
    "name": "Figure eight",
    "author": "Simon Norton",
    "description": "A period 8 oscillator found in 1970.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Figure_eight",
    "rule": "B3/S23",
    "pattern": "2o4b$2obo2b$4bob$bo4b$2bob2o$4b2o!"
  },
  {
    "name": "Figure eight as reflector",
    "author": "",
    "description": "A figure eight reflecting gliders.",
    "url": "http://www.conwaylife.com/wiki/Figure_eight",
    "rule": "B3/S23",
    "pattern": "2bo4bo6b$obo4b2o5b$b2o3bobo5b4$2o12b$2o2b2o8b$4bobo7b$5bo8b2$2b2o4b2o4b$3bo4b2obo2b$3o9bob$o8bo4b$10bob2o$12b2o!"
  },
  {
    "name": "Figure eight on 34P13",
    "author": "",
    "description": "A 46-cell non-trivial period 104 oscillator.",
    "url": "http://conwaylife.com/wiki/Figure_eight_on_34P13",
    "rule": "B3/S23",
    "pattern": "4b3o2$6bo$6b2o$5bo$8bo$4bo3bo$9b2o$2o2b3o5bo$2o5bo4b2obo$7bo3bo3bo$7bobo5bo3$6b2o$6b2o$13b2o$11bob2o$10bo$13bo$9b2obo$9b2o!"
  },
  {
    "name": "Figure eight on 36P22",
    "author": "",
    "description": "A small non-trivial period 88 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Figure_eight_on_36P22",
    "rule": "B3/S23",
    "pattern": "13b2o12b$13b2obo10b$17bo9b$14bo12b$15bob2o8b$17b2o8b6$2o17bo7b$bo16b3o6b$bobo17bo5b$2b2o12bobo8b$8b3o4bo2bo8b$8bo2bo4b3o8b$8bobo12b2o2b$5bo17bobob$6b3o16bob$7bo17b2o!"
  },
  {
    "name": "Figure eight on pentadecathlon",
    "author": "",
    "description": "The smallest known period 120 oscillator.\nhttp://www.conwaylife.com/wiki/index.php?title=Figure_eight_on_pent\nadecathlon",
    "url": "",
    "rule": "B3/S23",
    "pattern": "bo6b2o4b$bo6b2obo2b$obo9bob$bo7bo4b$bo8bob2o$bo10b2o$bo12b$obo11b$bo12b$bo!"
  },
  {
    "name": "Figure eight on rattlesnake",
    "author": "",
    "description": "The smallest known period-88 oscillator.",
    "url": "http://conwaylife.com/wiki/Figure_eight_on_rattlesnake",
    "rule": "B3/S23",
    "pattern": "8b2o8b2o$8bo7bob2o$9bo5bo$8b2o8bo$14b2obo$14b2o2$5b2o$5bob2o$2obobobobo$ob2obobo$6bo2b3o$7b2o3bo$9b3o$9bo!"
  },
  {
    "name": "Fire-spitting",
    "author": "Nicolay Beluchenko",
    "description": "A small period-3 oscillator found by Nicolay Beluchenko in September 2003.",
    "url": "http://conwaylife.com/wiki/Fire-spitting",
    "rule": "B3/S23",
    "pattern": "5bo$3b2obo$b2o3bo$4bob2o$bo2bo$2bobo2$bobo$o$2o!"
  },
  {
    "name": "Fireship",
    "author": "Simon Ekstr�m",
    "description": "http://conwaylife.com/wiki/Fireship",
    "url": "http://conwaylife.com/patterns/fireship.rle",
    "rule": "B3/S23",
    "pattern": "4bo2bo$4bo2bo$3bo4bo$3bo4bo$3bo4bo$3bo4bo$2b3o2b3o$2bob4obo$3bo4bo3$5b2o$5b2o$5b2o$3bo4bo$b3o4b3o$3o6b3o$2o8b2o$b10o$2b8o$4b4o!"
  },
  {
    "name": "Fleet",
    "author": "",
    "description": "A fairly common 24-cell pseudo still life made up of two ship-ties.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Harbour",
    "rule": "B3/S23",
    "pattern": "4b2o4b$3bobo4b$3b2o5b$b2o7b$obo5b2o$2o5bobo$7b2ob$5b2o3b$4bobo3b$4b2o!"
  },
  {
    "name": "Floodgate",
    "author": "",
    "description": "A period-2 constellation of four blinkers and four boats.",
    "url": "http://conwaylife.com/wiki/Floodgate",
    "rule": "B3/S23",
    "pattern": "4bo$3bobo$3b2o$b2o5b3o$obo$bo10bo$12bo$12bo$3bo$3bo$3bo10bo$13bobo$5b3o5b2o$11b2o$10bobo$11bo!"
  },
  {
    "name": "Floodgate predecessor",
    "author": "",
    "description": "",
    "url": "http://conwaylife.com/wiki/Floodgate",
    "rule": "B3/S23",
    "pattern": "3o$bo3$6bo$5b2o$6bo!"
  },
  {
    "name": "Fly",
    "author": "David Bell",
    "description": "A tagalong for an orthogonal period 3 c/3 edge-repair spaceship that was found in April 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fly",
    "rule": "B3/S23",
    "pattern": "2bo31b$bobo30b$bobo22bobo3bob$bo23b2obobo2bo$11b3o8bo9bob$2o9b2o2bob2o3bo2b4o5b$bobo9b4o2bobo2b2o4b2o2b$b2o8bo2bo3b3o5b3o5b$2bo7bo4bo2b2o2b2o2bo2bo4b$3bo2bo3bo4bo2b3obobo4b2o3b$7bob2o4bo2b4o5bo6b$4b2o3b2o4bo2b4o5bo6b$4bobo3bo4bo2b3obobo4b2o3b$3b2o5bo4bo2b2o2b2o2bo2bo4b$4bobo4bo2bo3b3o5b3o5b$5bo7b4o2bobo2b2o4b2o2b$11b2o2bob2o3bo2b4o5b$11b3o8bo9bob$25b2obobo2bo$26bobo3bo!"
  },
  {
    "name": "Fly on 60P3H1V0.3",
    "author": "Dean Hickerson and David Bell",
    "description": "The fly tagalong attached to the back of a 60P3H1V0.3.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fly",
    "rule": "B3/S23",
    "pattern": "3bo30b$2bobo29b$2bobo29b$2bo31b2$b2o31b$2bobo29b$bobo30b$b3o30b2$2bobo29b$2b2o30b$3bo30b$3bobo28b$3b2o29b$b3o22bobo3bob$obo22b2obobo2bo$o2bo7b3o8bo9bob$ob2o7b2o2bob2o3bo2b4o5b$3bo9b4o2bobo2b2o4b2o2b$o2bo7bo2bo3b3o5b3o5b$b2o7bo4bo2b2o2b2o2bo2bo4b$2bo3bo3bo4bo2b3obobo4b2o3b$3b2o2bob2o4bo2b4o5bo6b$3b2o4b2o4bo2b4o5bo6b$4bo5bo4bo2b3obobo4b2o3b$3b2o5bo4bo2b2o2b2o2bo2bo4b$2bo3bo4bo2bo3b3o5b3o5b$b2ob2o7b4o2bobo2b2o4b2o2b$2bo8b2o2bob2o3bo2b4o5b$2b2o7b3o8bo9bob$3bo21b2obobo2bo$4bo21bobo3bo!"
  },
  {
    "name": "Fore and back",
    "author": "Achim Flammenkamp",
    "description": "A period 2 oscillator found in July 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fore_and_back",
    "rule": "B3/S23",
    "pattern": "2ob2o2b$2obobob$6bo$3ob3o$o6b$bobob2o$2b2ob2o!"
  },
  {
    "name": "Fountain",
    "author": "Dean Hickerson",
    "description": "A period 4 oscillator found in November 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fountain",
    "rule": "B3/S23",
    "pattern": "9bo9b2$3b2obo5bob2o3b$3bo5bo5bo3b$4b2ob2ob2ob2o4b2$6b2o3b2o6b$2o15b2o$o2bo3bobobo3bo2bo$b3ob9ob3ob$4bo4bo4bo4b$3b2o9b2o3b$3bo11bo3b$5bo7bo5b$4b2o7b2o!"
  },
  {
    "name": "Four boats_synth",
    "author": "",
    "description": "Glider synthesis of four boats (aka. hourglass).",
    "url": "http://conwaylife.com/wiki/Four_boats",
    "rule": "B3/S23",
    "pattern": "33bo$33bobo$33b2o19$25b2o$16b3o6bobo$18bo6bo$17bo2$7b2o22bo$6bobo21b2o$8bo21bobo5$3o$2bo$bo!"
  },
  {
    "name": "Four eaters hassling four bookends",
    "author": "Jason Summers",
    "description": "A period 18 oscillator found by Jason Summers.",
    "url": "http://conwaylife.com/wiki/Four_eaters_hassling_four_bookends",
    "rule": "B3/S23",
    "pattern": "10bo18b$10b3o16b$13bo15b$12b2o15b$29b$29b$29b$29b$14b2o13b$14bob2o11b$2o12b4o11b$bo13b2ob2o9b$bobo13b3o9b$2b2o13b2obo8b$8b3o7b3o8b$8bob2o13b2o2b$9b3o13bobob$9b2ob2o13bob$11b4o12b2o$11b2obo14b$13b2o14b$29b$29b$29b$29b$15b2o12b$15bo13b$16b3o10b$18bo10b!"
  },
  {
    "name": "Fourteener",
    "author": "",
    "description": "Still life with 14 cells.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "4b2ob$2o2bobo$o5bo$b5ob$3bo!"
  },
  {
    "name": "Fox",
    "author": "David Buckingham",
    "description": "The smallest asymmetric period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fox",
    "rule": "B3/S23",
    "pattern": "4bo2b$4bo2b$2bo2bob$2o5b$4bobo$2bobobo$6bo!"
  },
  {
    "name": "Fred",
    "author": "Schneelocke",
    "description": "Longest-lived known methuselah to fit within a 20�20 bounding box.\nSettling time 35426 generations, discovered 15 May 2010.\nhttp://www.conwaylife.com/wiki/C/Fred",
    "url": "http://www.conwaylife.com/patterns/fred.rle",
    "rule": "B3/S23",
    "pattern": "5bo8bo2b2o$bo5b6o2bobo$3b6ob2o2bobo$o2bo2b2obo3bo4b2o$obob3o2bobo6bo$bob4o2b3o5b2o$bo2b3ob2obob3o$o2bo4bo3bo6bo$b2o2b3o3bo3bo$obo3b2obo3bo2bobo$bo6bobo5b2o$6o2b3o2bo$2bo4b3o5bobo$2b2ob2o5bo3b3o$3bo2b4obobo2bob2o$o4bo6b2obobo$o2bo2b2obobo$bo5bo2bo2bobobo$b3ob2obo$ob3obo6bo3b2o!"
  },
  {
    "name": "French kiss",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in July 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=French_kiss",
    "rule": "B3/S23",
    "pattern": "o9b$3o7b$3bo6b$2bo2b2o3b$2bo4bo2b$3b2o2bo2b$6bo3b$7b3o$9bo!"
  },
  {
    "name": "Frog II",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in October 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Frog_II",
    "rule": "B3/S23",
    "pattern": "2b2o3b2o2b$2bobobobo2b$4bobo4b$3bobobo3b$3b2ob2o3b$b2o5b2ob$o2bobobo2bo$bobo3bobob$2obo3bob2o$4b3o4b2$3bob2o4b$3b2obo!"
  },
  {
    "name": "Frothing puffer",
    "author": "Paul Tooke, April 2001",
    "description": "A c/2 puffer with a seemingly unstable back end that nevertheless\nsurvives.",
    "url": "http://www.conwaylife.com/wiki/Frothing_puffer",
    "rule": "B3/S23",
    "pattern": "7bo17bo$6b3o15b3o$5b2o4b3o5b3o4b2o$3b2obo2b3o2bo3bo2b3o2bob2o$4bobo2bobo3bobo3bobo2bobo$b2obobobobo4bobo4bobobobob2o$b2o3bobo4bo5bo4bobo3b2o$b3obo3bo4bobobo4bo3bob3o$2o9b2obobobob2o9b2o$12bo7bo$9b2obo7bob2o$10bo11bo$7b2obo11bob2o$7b2o15b2o$7bobobob3ob3obobobo$6b2o3bo3bobo3bo3b2o$6bo2bo3bobobobo3bo2bo$9b2o4bobo4b2o$5b2o4bo3bobo3bo4b2o$9bob2obo3bob2obo$10bobobobobobobo$12bo2bobo2bo$11bobo5bobo!"
  },
  {
    "name": "Fumarole",
    "author": "Dean Hickerson",
    "description": "A period 5 oscillator found in September 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fumarole",
    "rule": "B3/S23",
    "pattern": "3b2o3b$bo4bob$bo4bob$bo4bob$2bo2bo2b$obo2bobo$2o4b2o!"
  },
  {
    "name": "Fumarole on 34P13",
    "author": "Nicolay Beluchenko",
    "description": "The smallest known non-trivial period 65 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fumarole_on_34P13",
    "rule": "B3/S23",
    "pattern": "19b2o$15b3o2bo$9b3o6b2ob$14bo6b$9bo4bo6b$8b2o8b2ob$10bo4b3o2bo$7bo11b2o$7bo3bo9b$5b2o14b$3bo5b3o2b2o5b$ob2o4bo5b2o5b$o3bo3bo12b$o5bobo12b3$8b2o11b$8b2o!"
  },
  {
    "name": "Fumarole on 43P18",
    "author": "",
    "description": "The smallest known period-90 oscillator.",
    "url": "http://conwaylife.com/wiki/Fumarole_on_43P18",
    "rule": "B3/S23",
    "pattern": "4b2o$4b2o$4b2o$4bo13bo2bo$3bobo12bo$4bobob3o6bo4bo$5bob4o5bobo2b2o$6bo7b2obo2$10bo$2o7bo4bo2bo$o2b2o5bo5b2o$b2obo$5bo4b2o$5bo4b2o$b2obo$o2b2o$2o!"
  },
  {
    "name": "Fumarole on Achim's p11",
    "author": "",
    "description": "A small non-trivial period 55 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fumarole_on_Achim's_p11",
    "rule": "B3/S23",
    "pattern": "10b2o17b$10b2o17b$5bo10bo12b$4bobo8bobo11b$3bobo10bobo10b$2bobo3b6o3bobo9b$3bo14bo10b2$5bo10bo12b$5bo10bo12b$2o3bo10bo3b2o7b$2o3bo10bo3b2o7b$5bo10bo12b$5bo10bo10b2o$23b3o2bo$3bo14bo7b2ob$2bobo3b6o3bobo2bo6b$3bobo10bobo3bo6b$4bobo8bobo8b2ob$5bo10bo6b3o2bo$10b2o15b2o$10b2o!"
  },
  {
    "name": "Fuse with tail and long tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Fuse_with_tail_and_long_tail",
    "url": "http://conwaylife.com/patterns/fusewithtailandlongtail.rle",
    "rule": "B3/S23",
    "pattern": "ob2o$2o2bo$3bo$4b3o$6bo!"
  },
  {
    "name": "Fx119",
    "author": "Dave Buckingham, September 1996",
    "description": "Repeat time 231 ticks -- can be reduced with additional catalysts\nhttp://conwaylife.com/wiki/Fx119",
    "url": "http://www.conwaylife.com/patterns/fx119.rle",
    "rule": "B3/S23",
    "pattern": "o$obo$3o$2bo12$9b2o11bo$4b2o3b2o9b3o$4b2o14bo$20bo2$3b2o$4bo4b2o$b3o5b2o$bo!"
  },
  {
    "name": "Fx119 inserter",
    "author": "David Buckingham",
    "description": "Eater1 addition Fx119 conduit is from circa 2003\nwww.conwaylife.com/wiki/index.php?title=Fx119_inserter",
    "url": "http://www.conwaylife.com/patterns/fx119inserter.rle",
    "rule": "B3/S23",
    "pattern": "9bo$9bobo$9b3o$11bo5$2b2o6b2o$3bo7bo$3o5b3o$o7bo4$18b2o$13b2o3b2o$13b2o3$12b2o12b2o$13bo4b2o6bo$10b3o5b2o7b3o$10bo18bo!"
  },
  {
    "name": "Fx153",
    "author": "Paul Callahan, February 1997",
    "description": "Repeat time 69 ticks\nhttp://conwaylife.com/wiki/Fx153",
    "url": "http://www.conwaylife.com/patterns/fx153.rle",
    "rule": "B3/S23",
    "pattern": "27bo$2bo23bobo$2bo23bobo$3o9b2o11b2ob3o$o11b2o17bo$25b2ob3o$25b2obo9$36b2o$36b2o2$9bo$9bobo$9b3o$11bo2$23b2o$23bo$24b3o$26bo!"
  },
  {
    "name": "Fx158",
    "author": "Dave Buckingham, July 1996",
    "description": "Repeat time 176 ticks\nhttp://conwaylife.com/wiki/Fx158",
    "url": "http://www.conwaylife.com/patterns/fx158.rle",
    "rule": "B3/S23",
    "pattern": "9bo4b2o$8bobo2bobo7b2o$7bo2b4o9bo$7bobo4bo6bobo$5b3ob2o2b2o6b2o$4bo$bo2b4ob2o$b3o3bob2o$4bo$3b2o7$29bo$27b3o$27bo$27bo$o$obo$3o$2bo2$15b2o$9b2o4bobo$10bo6bo$7b3o7b2o$7bo!"
  },
  {
    "name": "Fx176",
    "author": "Paul Callahan, October 1997",
    "description": "Repeat time 92 ticks, reducible to 73 ticks with alternate PF35W\nhttp://conwaylife.com/wiki/Fx176",
    "url": "http://www.conwaylife.com/patterns/fx176.rle",
    "rule": "B3/S23",
    "pattern": "30b2o$30b2o2$17b2o$18bo$18bobo$19b2o3$14b2o$6bo7b2o$6b3o$9bo$8b2o2$2o$bo$bobo37b2o$2b2o38bo$42bobo$43bobo$44bo3b2o$48b2o3$2bo$2bobo31b2o11bo$2b3o31b2o9b3o$4bo42bo$47bo$14b2o8b2o$14b2o2b2o5bo$18bobob3o$20bobo$20b2o4b2o$25bobo4b2o$25bo6b2o$24b2o!"
  },
  {
    "name": "Gabriel's p138",
    "author": "Gabriel Nivasch",
    "description": "A small period 138 oscillator, discovered on October 13, 2002",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gabriel's_p138",
    "rule": "B3/S23",
    "pattern": "8b3o10b$7bo2bo10b$7bo2bo10b$7b2o12b4$17b3ob$17bo2bo$20bo$3o15b3o$o20b$o2bo17b$b3o17b4$12b2o7b$10bo2bo7b$10bo2bo7b$10b3o!"
  },
  {
    "name": "Garden of Eden 1",
    "author": "Roger Banks",
    "description": "The first Garden of Eden that was explicitly constructed. Found in\n1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Garden_of_Eden_1",
    "rule": "B3/S23",
    "pattern": "33o$2obob3ob3ob2obobobobobobobobobo$obob3ob3ob4ob3obobobobobobob$5ob3ob3ob4ob14o$obob2ob3ob3obob3obobobobobobob$4ob3ob3ob5ob2obobobobobobo$b2ob3ob3ob3obobob13o$2ob2ob3ob3ob2ob4obobobobobobo$18ob14o!"
  },
  {
    "name": "Garden of Eden 2",
    "author": "Achim Flammenkamp",
    "description": "A Garden of Eden (and orphan) that was the smallest known at the time of its discovery in 1991.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Garden_of_Eden_2",
    "rule": "B3/S23",
    "pattern": "2obobobob2obob$ob3ob3ob2obo$4ob3ob2obob$3obobobob4o$b3obob3ob2ob$7ob4obo$bobob8ob$ob3ob2obobobo$6ob6ob$ob2ob5obobo$3ob9ob$b3obobobob3o$3obobobob2obo$ob12o!"
  },
  {
    "name": "Garden of Eden 3",
    "author": "Achim Flammenkamp",
    "description": "A Garden of Eden found on June 14, 2004, that was the smallest at the time of its discovery.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Garden_of_Eden_3",
    "rule": "B3/S23",
    "pattern": "2bob3o6b$2obob5obob$obob2obobo3b$b4obob3o2b$obob2ob3obob$b3ob2obobo2b$2bo3b3o2b2o$bob2obobob2ob$3ob4obobob$bob4o3bo2b$bobob2o2bo3b$b2obo2b2o2bo!"
  },
  {
    "name": "Garden of Eden 4",
    "author": "Achim Flammenkamp",
    "description": "The smallest known Garden of Eden until Garden of Eden 5 was found in September 2009. Found on June 23, 2004.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Garden_of_Eden_4",
    "rule": "B3/S23",
    "pattern": "bob2ob2o2bob$2bob3ob3ob$2b2ob3obobo$bob3ob3obo$5o2b4ob$b2ob3obo2bo$b3obobo2bob$b2ob3o2b2ob$ob3ob3obob$o2b2o2bobobo$10bo!"
  },
  {
    "name": "Garden of Eden 5",
    "author": "Nicolay Beluchenko",
    "description": "Was the smallest-known Garden of Eden in Conway's Game of Life until\nit was surpassed by Garden of Eden 6 in December 2011.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Garden_of_Eden_5",
    "rule": "B3/S23",
    "pattern": "b3o2b2o3b$b2obobob3o$b3o2b5o$obobobobobo$4obobobob$4b3o4b$bobobob4o$obobobobobo$5o2b3ob$3obobob2ob$3b2o2b3o!"
  },
  {
    "name": "Germ",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in September 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Germ",
    "rule": "B3/S23",
    "pattern": "4b2o4b$5bo4b$3bo6b$2bob4o2b$2bo4bo2b$b2obo5b$2bobob4o$obobo4bo$2o3b3o2b$7b2o!"
  },
  {
    "name": "Glasses",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Glasses",
    "rule": "B3/S23",
    "pattern": "4bo8bo4b$2b3o8b3o2b$bo14bob$bo2b3o4b3o2bob$2obo3bo2bo3bob2o$3bo3b4o3bo3b$3bo3bo2bo3bo3b$4b3o4b3o4b2$4b2obo2bob2o4b$4bob2o2b2obo!"
  },
  {
    "name": "Glider",
    "author": "Richard K. Guy",
    "description": "The smallest, most common, and first discovered spaceship. Diagonal, has period 4 and speed c/4.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Glider",
    "rule": "B3/S23",
    "pattern": "bob$2bo$3o!"
  },
  {
    "name": "Glider duplicator 1",
    "author": "",
    "description": "A glider duplicator made up of two Gosper glider guns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Glider_duplicator",
    "rule": "B3/S23",
    "pattern": "44b2o4b$44b2o4b9$41b2obob2o2b2$41bo5bo2b2$42b2ob2o3b$44bo5b3$38b2o6bo3b$37bobo5bobo2b$12bo26bo4bo3bob$13bo30b5ob$11b3o29b2o3b2o$44b5ob$45b3o2b$46bo3b$24b2o4b3o17b$24b2o6bo17b$31bo18b5$23b2o25b$22bobo21b2o2b$24bo21b2o2b$13bo36b$12b4o34b$11b2obobo6bobo24b$2o8b3obo2bo3bo3bo24b$2o9b2obobo4bo28b$12b4o4bo4bo24b$13bo7bo28b$21bo3bo6b2o16b$23bobo6bobo15b$34bo15b$34b2o!"
  },
  {
    "name": "Glider emulator",
    "author": "Gabriel Nivasch",
    "description": "P4 tagalong for two big gliders, discovered in January 1999.\nhttp://www.conwaylife.com/patterns/longcanadagoose.rle\nhttp://www.conwaylife.com/wiki/Glider_emulator",
    "url": "http://www.conwaylife.com/patterns/glideremulator.rle",
    "rule": "B3/S23",
    "pattern": "14b2o$13b2o3bo$15bob2o$11bo5b3o$10b2o5bo$10bobo6b2o$20b3o$12b3o5bo3bo$11b3o7bo2bo$5bo7bobo6b2ob2o$4b5o6b3o7b2o$4bo2b2o7bobo4bo2bo$6b2obo6bo2bo6bob2o$b2o16bobo2b3o$2o7bobo5b2o4bo$bobo6b2o7b2o2bo$b3o6b3o6b5o$b2o10b2o$3bobo9bo6bo$6b2o7bo6bo$5b3o5b2o2b2o$7bo6bob3o4b2o$8bo2bo3bo6b3o$8bo2b2o5bo2b3o$9b2o2bo$12bo$11b2o$11b2obo!"
  },
  {
    "name": "Glider-producing switch engine predecessor",
    "author": "",
    "description": "A simple predecessor of the diagonal period 384 c/12 glider-producing switch engine puffer.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Glider-producing_switch_engine",
    "rule": "B3/S23",
    "pattern": "bobo24b$o27b$bo2bo23b$3b3o22b$26b2o$26b2o!"
  },
  {
    "name": "Gliders by the dozen",
    "author": "",
    "description": "A methuselah with lifespan 184 that emits exactly 12 gliders over the course of its evolution.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gliders_by_the_dozen",
    "rule": "B3/S23",
    "pattern": "2o2bo$o3bo$o2b2o!"
  },
  {
    "name": "Gosper glider gun",
    "author": "Bill Gosper",
    "description": "A true period 30 glider gun.\nThe first known gun and the first known finite pattern with unbounded growth.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gosper_glider_gun",
    "rule": "B3/S23",
    "pattern": "24bo11b$22bobo11b$12b2o6b2o12b2o$11bo3bo4b2o12b2o$2o8bo5bo3b2o14b$2o8bo3bob2o4bobo11b$10bo5bo7bo11b$11bo3bo20b$12b2o!"
  },
  {
    "name": "Gosper glider gun (glider destruction)",
    "author": "Dean Hickerson",
    "description": "Complete destruction of Gosper glider gun with two gliders\nGlider destruction of the Gosper glider gun.\nhttp://www.conwaylife.com/wiki/Gosper_glider_gun",
    "url": "http://www.conwaylife.com/patterns/gosperglidergungliderdestruction.rle",
    "rule": "B3/S23",
    "pattern": "bo$2bo$3o6$15bo$15b4o$16b4o10b2o$5b2o9bo2bo9bobo$5b2o9b4o8b3o8b2o$15b4o8b3o9b2o$15bo12b3o$29bobo$30b2o7$45b2o$44b2o$46bo!"
  },
  {
    "name": "Gosper glider gun_synth",
    "author": "",
    "description": "Glider synthesis of Gosper glider gun.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gosper_glider_gun",
    "rule": "B3/S23",
    "pattern": "16bo30b$16bobo16bo11b$16b2o17bobo9b$obo10bo21b2o10b$b2o11b2o31b$bo11b2o32b3$10b2o20b2o13b$11b2o19bobo9b3o$10bo21bo11bo2b$27bo17bob$27b2o18b$26bobo!"
  },
  {
    "name": "Gourmet",
    "author": "David Buckingham",
    "description": "A period 32 oscillator found in March 1978.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gourmet",
    "rule": "B3/S23",
    "pattern": "10b2o8b$10bo9b$4b2ob2obo4b2o3b$2bo2bobobo5bo4b$2b2o4bo8bo2b$16b2o2b2$16b2o2b$o10bo3bobo2b$3o7b3o3bo3b$3bo6bobo4b3o$2bobo14bo$2b2o16b2$2b2o16b$2bo8bo4b2o2b$4bo5bobobo2bo2b$3b2o4bob2ob2o4b$9bo10b$8b2o!"
  },
  {
    "name": "Grandfather problem",
    "author": "mtve",
    "description": "http://conwaylife.com/wiki/Grandfather_problem",
    "url": "http://conwaylife.com/patterns/grandfatherproblemsolved.rle",
    "rule": "B3/S23",
    "pattern": "8ob5ob4ob3o$obo2b2o2b3o2b4ob2o2bo$2obob4ob4ob2obo2b3o$3obobobobo2bob3ob3o$ob2o6bo2b5o3b2o$bobob9obobo$obob2o4bo2bob4obo$obobo2b3ob3ob2o$4o2b2ob3ob4o4bo$4ob6o2bo6bo$obob3ob2ob2ob3ob2o3bo$ob3obob6ob4obo$2b6obob2o2b3o$2o2bobobob4o$b4ob4o2b6o4b2o$obobobo2b2ob2o2b2o2b3o$o3b2ob2o2b3ob2o3bo$2ob2o4b2o4b3o$3obob5o3b4obobobo$ob4o2b2o3bobo4bo2bo$2ob2o4b2o3bo5b2obo$b4obo2bobo4bob2o2b2o$3o3b2ob3o2bobo6bo!"
  },
  {
    "name": "Gray counter",
    "author": "",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gray_counter",
    "rule": "B3/S23",
    "pattern": "6bo6b$5bobo5b$4bobobo4b$bo2bo3bo2bob$obobo3bobobo$bo2bo3bo2bob$4bobobo4b$5bobo5b$6bo!"
  },
  {
    "name": "Great on-off",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Great_on-off",
    "rule": "B3/S23",
    "pattern": "2b2o4b$bo2bo3b$bobo4b$2obo2bob$4b2obo$7bo$4b3ob$4bo!"
  },
  {
    "name": "Griddle and beehive",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Griddle_and_beehive",
    "rule": "B3/S23",
    "pattern": "3bo2b$bobo2b$o4bo$6o2$2b2o2b$bo2bob$2b2o!"
  },
  {
    "name": "Griddle and block",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Griddle_and_block",
    "rule": "B3/S23",
    "pattern": "3bo2b$bobo2b$o4bo$6o2$2b2o2b$2b2o!"
  },
  {
    "name": "Griddle and blocks",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Griddle_and_blocks",
    "url": "http://conwaylife.com/patterns/griddleandblocks.rle",
    "rule": "B3/S23",
    "pattern": "3bo$bobo$o4bo$6o2$2o2b2o$2o2b2o!"
  },
  {
    "name": "Griddle and boat",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Griddle_and_boat",
    "rule": "B3/S23",
    "pattern": "3bo2b$bobo2b$o4bo$6o2$2b2o2b$bobo2b$2bo!"
  },
  {
    "name": "Griddle and dock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Griddle_and_dock",
    "url": "http://conwaylife.com/patterns/griddleanddock.rle",
    "rule": "B3/S23",
    "pattern": "4bo$2bobo$bo4bo$b6o2$b4o$o4bo$2o2b2o!"
  },
  {
    "name": "Griddle and table",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Griddle_and_table",
    "url": "http://conwaylife.com/patterns/griddleandtable.rle",
    "rule": "B3/S23",
    "pattern": "3bo$bobo$o4bo$6o2$4o$o2bo!"
  },
  {
    "name": "Grin",
    "author": "",
    "description": "A common parent of the block.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Grin",
    "rule": "B3/S23",
    "pattern": "o2bo$b2o!"
  },
  {
    "name": "HWSS blinker fuse",
    "author": "",
    "description": "A c/2 orthogonal period 8 blinker fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Blinker_fuse",
    "rule": "B3/S23",
    "pattern": "b6o21b$o5bo21b$6bo21b$o4bo22b$2b2o24b2$3bo3bo3bo3bo3bo3bo3bo$3bo3bo3bo3bo3bo3bo3bo$3bo3bo3bo3bo3bo3bo3bo!"
  },
  {
    "name": "Hammerhead",
    "author": "",
    "description": "An orthogonal period 4 c/2 spaceship with many different possible rear ends.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hammerhead",
    "rule": "B3/S23",
    "pattern": "5o13b$o4bo7b2o3b$o11b2ob3o$bo9b2ob4o$3b2o3b2ob2o2b2ob$5bo4bo2bo4b$6bobobobo5b$7bo10b$7bo10b$6bobobobo5b$5bo4bo2bo4b$3b2o3b2ob2o2b2ob$bo9b2ob4o$o11b2ob3o$o4bo7b2o3b$5o!"
  },
  {
    "name": "Harbor",
    "author": "David Buckingham",
    "description": "A period 5 oscillator found in September 1978.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Harbor",
    "rule": "B3/S23",
    "pattern": "5b2o3b2o5b$5bobobobo5b$6bo3bo6b2$5b2o3b2o5b$2o2bobo3bobo2b2o$obob2o5b2obobo$bo13bob2$bo13bob$obob2o5b2obobo$2o2bobo3bobo2b2o$5b2o3b2o5b2$6bo3bo6b$5bobobobo5b$5b2o3b2o!"
  },
  {
    "name": "Harvester",
    "author": "David Poyner",
    "description": "A diagonal period 4 lightspeed fuse that was the first published example of a fuse.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Harvester",
    "rule": "B3/S23",
    "pattern": "16b2o$15bobo$14bo3b$13bo4b$12bo5b$11bo6b$10bo7b$9bo8b$8bo9b$7bo10b$6bo11b$5bo12b$5o13b$4o14b$ob2o!"
  },
  {
    "name": "Hat",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hat",
    "rule": "B3/S23",
    "pattern": "2bo2b$bobob$bobob$2ob2o!"
  },
  {
    "name": "Heart",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Heart",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bo2bo3b$bo2bo2bo3b$obobobob2ob$bo2bo2bo3b$4bo5bo$5b5ob2$7bo3b$6bobo2b$7bo!"
  },
  {
    "name": "Heavyweight emulator",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator that produces sparks similar to that of the heavyweight spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Heavyweight_emulator",
    "rule": "B3/S23",
    "pattern": "7b2o7b$2b2obo4bob2o2b$2bo10bo2b$3b2o6b2o3b$3o2b6o2b3o$o2bo8bo2bo$b2o10b2o!"
  },
  {
    "name": "Heavyweight spaceship",
    "author": "John Conway",
    "description": "A very well-known period 4 c/2 orthogonal spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Heavyweight_spaceship",
    "rule": "B3/S23",
    "pattern": "3b2o2b$bo4bo$o6b$o5bo$6o!"
  },
  {
    "name": "Heavyweight volcano",
    "author": "",
    "description": "A period 5 oscillator that emits a rather  isolated domino spark.",
    "url": "http://www.conwaylife.com/wiki/Heavyweight_volcano",
    "rule": "B3/S23",
    "pattern": "11b2o2$4bo3bo6bo3bo$2b3o2bo8bo2b3o$bo3b3o3b2o3b3o3bo$bob2ob5o2b5ob2obo$2obo6b4o6bob2o$bo2b5obo2bob5o2bo$bo7b2o2b2o7bo$2b3ob2obo4bob2ob3o$4bobo2bo4bo2bobo$4bo2bobo4bobo2bo$5bobob6obobo$4b2ob2o2b2o2b2ob2o$7bo8bo$7bobo4bobo$8b2o4b2o!"
  },
  {
    "name": "Hebdarole",
    "author": "Noam Elkies",
    "description": "A period 7 oscillator found in November 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hebdarole",
    "rule": "B3/S23",
    "pattern": "4b2o3bo4bo3b2o4b$bo2bo2bo2bo2bo2bo2bo2bob$obobob2obo4bob2obobobo$bo2bo2bobob2obobo2bo2bob$4b2o3b2o2b2o3b2o4b$8bo6bo8b$7bo8bo7b$6bo10bo6b$7b2o6b2o7b2$3b2o2b2o6b2o2b2o3b$3bo2bo10bo2bo3b$4bobo3bo2bo3bobo4b$3b2obobob4obobob2o3b$7b2o6b2o7b$9b2o2b2o9b$9bo2bobo9b$10b2o!"
  },
  {
    "name": "Hectic",
    "author": "Robert Wainwright",
    "description": "A period 30 oscillator found in September 1984.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hectic",
    "rule": "B3/S23",
    "pattern": "22b2o15b$22b2o15b11$9bo10b2o3b2o12b$7bobo12b3o14b$6bobo12bo3bo13b$2o3bo2bo13bobo14b$2o4bobo14bo15b$7bobo6bobo20b$9bo6b2o21b$17bo3bo17b$21b2o6bo9b$20bobo6bobo7b$15bo14bobo4b2o$14bobo13bo2bo3b2o$13bo3bo12bobo6b$14b3o12bobo7b$12b2o3b2o10bo9b11$15b2o22b$15b2o!"
  },
  {
    "name": "Heptapole",
    "author": "",
    "description": "The barberpole of length 7 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Heptapole",
    "rule": "B3/S23",
    "pattern": "2o8b$obo7b2$2bobo5b2$4bobo3b2$6bobob$9bo$8b2o!"
  },
  {
    "name": "Herschel",
    "author": "",
    "description": "A heptomino shaped like the lowercase letter h, which occurs at generation 20 of the B-heptomino.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Herschel",
    "rule": "B3/S23",
    "pattern": "o2b$3o$obo$2bo!"
  },
  {
    "name": "Herschel grandparent",
    "author": "",
    "description": "A grandparent of the herschel.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Herschel_grandparent",
    "rule": "B3/S23",
    "pattern": "obo2b$o4b$obo2b$3b2o!"
  },
  {
    "name": "Herschel great-grandparent",
    "author": "",
    "description": "A specific 3-tick Herschel predecessor occasionally useful for displaying dependent conduits.",
    "url": "http://conwaylife.com/wiki/Herschel_great-grandparent",
    "rule": "B3/S23",
    "pattern": "b2o$3ob2o$b2ob3o$3ob2o$2o!"
  },
  {
    "name": "Herschel parent",
    "author": "",
    "description": "A parent of the herschel.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Herschel_parent",
    "rule": "B3/S23",
    "pattern": "2bo2b$2o3b$2bobo$4bo!"
  },
  {
    "name": "Herschel receiver",
    "author": "Paul Callahan",
    "description": "A pattern that converts to input gliders into a Herschel. Found in\n1996.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Herschel_receiver",
    "rule": "B3/S23",
    "pattern": "21b2o27b$21b2o27b3$19b2o29b$19b2o29b$6b2o42b$7bo42b$7bobo40b$8b2o40b$4b2o44b$4b2o44b7$17b2o31b$17b2o29b2o$10b2o36b2o$5b2o2bo2bo37b$4bobo3b2o38b$6bo30bo12b$36bobo11b$36b2o12b$45b2o3b$45bo4b$46bo3b$45b2o3b$bo8b2o38b$b2o7b2o38b$obo!"
  },
  {
    "name": "Herschel transmitter (stable)",
    "author": "Paul Callahan",
    "description": "A stable Herschel transmitter that was found in May 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Herschel_transmitter",
    "rule": "B3/S23",
    "pattern": "6b2o11b$5bobo11b$3b3o13b$2bo3bo6bo5b$2b2ob2o6b3o3b$13bobo3b$15bo3b3$2obo15b$ob2o15b4$15b2o2b$15bo3b$16b3o$18bo!"
  },
  {
    "name": "Hertz oscillator",
    "author": "",
    "description": "A period 8 oscillator found by John Conway's group in 1970.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hertz_oscillator",
    "rule": "B3/S23",
    "pattern": "3b2obo4b$3bob2o4b2$4b3o4b$3bobobob2o$3bo3bob2o$2obo3bo3b$2obo3bo3b$4b3o4b2$4b2obo3b$4bob2o!"
  },
  {
    "name": "Hexapole",
    "author": "",
    "description": "The barberpole of length 6 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hexapole",
    "rule": "B3/S23",
    "pattern": "2o7b$obo6b2$2bobo4b2$4bobo2b2$6bobo$7b2o!"
  },
  {
    "name": "Hexapole_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of hexapole.",
    "url": "http://home.interserv.com/~mniemiec/p2osc.htm",
    "rule": "B3/S23",
    "pattern": "2bo15bo19b$obo14bo20b$b2o14b3o18b3$6bobobobo11bo13b$7b2ob2o11bo5b2o7b$7bo3bo11b3o3bobo6b$9bo28b$8b2o21bobo4b$8bobo5bobo19b$17b2o14bobo2b$17bo20b$b3o11bo3bo15bobo$3bo11b2ob2o16b2o$2bo11bobobobo17b3$7b3o14b2o12b$9bo14bobo11b$8bo15bo!"
  },
  {
    "name": "Hive maker",
    "author": "",
    "description": "A period 4 diagonal lightspeed fuse that creates beehives as its burns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hive_maker",
    "rule": "B3/S23",
    "pattern": "15b2o$14bobo$13bo3b$12bo4b$11bo5b$10bo6b$9bo7b$8bo8b$7bo9b$6bo10b$5bo11b$4bo12b$3bo13b$3o!"
  },
  {
    "name": "Hive test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Hive_test_tube_baby",
    "url": "http://conwaylife.com/patterns/hivetesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "b2o6b2o$o2bo4bo2bo$b2obo2bob2o$4bo2bo$4bo2bo$5b2o!"
  },
  {
    "name": "Hivenudger",
    "author": "Hartmut Holzwart",
    "description": "A period 4 c/2 orthogonal spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hivenudger",
    "rule": "B3/S23",
    "pattern": "4o5bo2bo$o3bo3bo4b$o7bo3bo$bo2bo3b4ob2$5b2o6b$5b2o6b$5b2o6b2$bo2bo3b4ob$o7bo3bo$o3bo3bo4b$4o5bo2bo!"
  },
  {
    "name": "Hivenudger 2",
    "author": "",
    "description": "An orthogonal period 8 c/2 line puffer based on the hivenudger. It leaves a trail of blinkers behind it.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hivenudger_2",
    "rule": "B3/S23",
    "pattern": "9bobo18b$8bo2bo18b$7b2o21b$6bo3bo19b$5b3obo20b$2b2o26b$bo3b5o7b4o5bo2bo$o3bo12bo3bo3bo4b$o5b2o9bo7bo3bo$3o3b4o8bo2bo3b4ob$bo7bo20b$b2o19b2o6b$bobo18b2o6b$b2o2b2obo8bobo2b2o6b$2bob3obo3bob4obo2b2o6b$9b2obob2o2bo3b2o3b3o$4b6ob2o3b4o2b2o3b3o$5bo4b3o6bo2b2o3b3o$6b2o5b2o2b2o3b2o6b$7bo2bo5b4o2b2o6b$8bobob2o5bo2b2o6b$22b2o6b2$18bo2bo3b4ob$17bo7bo3bo$17bo3bo3bo4b$17b4o5bo2bo!"
  },
  {
    "name": "Honey farm",
    "author": "",
    "description": "A common 24-cell still life that is made up of four beehives.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Honey_farm",
    "rule": "B3/S23",
    "pattern": "6bo6b$5bobo5b$5bobo5b$6bo6b2$b2o7b2ob$o2bo5bo2bo$b2o7b2ob2$6bo6b$5bobo5b$5bobo5b$6bo!"
  },
  {
    "name": "Honey thieves",
    "author": "Matthias Merzenich",
    "description": "The smallest known period 17 oscillator in terms of population\nas of December 2014.",
    "url": "http://www.conwaylife.com/wiki/Honey_thieves",
    "rule": "B3/S23",
    "pattern": "2o$bo$bobo9b2o$2bobo8bo$11bobo$11b2o$5b2o$5b2ob2o$8b2o$2b2o$bobo$bo8bobo$2o9bobo$13bo$13b2o!"
  },
  {
    "name": "Honey thieves with test tube baby",
    "author": "",
    "description": "A trivial period-34 oscillator\nAll rotor cells oscillate at either period-2 or period-17",
    "url": "",
    "rule": "B3/S23",
    "pattern": "3b2o$4bo$b3o$o$o12bo$b3o7b3o$4bo5bo$3bo6b2o$4bo$7b2o$7b2o2$8b2o$8b2o$12bo$5b2o6bo$6bo5bo$3b3o7b3o$3bo11bo!"
  },
  {
    "name": "Honeybit",
    "author": "Brice Due",
    "description": "",
    "url": "http://www.conwaylife.com/wiki/Honeybit",
    "rule": "B3/S23",
    "pattern": "o2bo$4bo$o3bo$b4o3$10b2o19bo$9bo2bo18bobo$9bo2bo18b2o$10b2o2$31b2o$11b2o17bo2bo$11b2o18b2o!"
  },
  {
    "name": "Honeycomb",
    "author": "",
    "description": "A symmetric 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Honeycomb",
    "rule": "B3/S23",
    "pattern": "2b2o2b$bo2bob$ob2obo$bo2bob$2b2o!"
  },
  {
    "name": "Hook",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Hook",
    "url": "http://conwaylife.com/patterns/hook.rle",
    "rule": "B3/S23",
    "pattern": "obo$b2o!"
  },
  {
    "name": "Hook test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Hook_test_tube_baby",
    "url": "http://conwaylife.com/patterns/hooktesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "obo4bobo$2obo2bob2o$3bo2bo$3bo2bo$4b2o!"
  },
  {
    "name": "Hook with tail",
    "author": "",
    "description": "An 8-cell still life that went for a long time with no well-established name.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hook_with_tail",
    "rule": "B3/S23",
    "pattern": "2o3b$bo3b$bob2o$2bobo!"
  },
  {
    "name": "Hooks",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Hooks",
    "rule": "B3/S23",
    "pattern": "6b2o3b$ob2obobo3b$2obobo5b$4b2o5b$5bo5b2$7b2o2b$7bo3b$8b3o$10bo!"
  },
  {
    "name": "House",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=House",
    "rule": "B3/S23",
    "pattern": "b3ob$o3bo$2ob2o!"
  },
  {
    "name": "House on house siamese table-on-table weld hat-siamese-hat",
    "author": "",
    "description": "A 34-bit still life.",
    "url": "http://conwaylife.com/wiki/House_on_house_siamese_table-on-table_weld_hat-siamese-hat",
    "rule": "B3/S23",
    "pattern": "b2ob2o$bo3bo$2b3o2$2b3o$bo3bo$b2ob2o$2bobo$2bobo$b2ob2o$o5bo$b5o$3bo!"
  },
  {
    "name": "Hungry hat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Hungry_hat",
    "url": "http://conwaylife.com/patterns/hungryhat.rle",
    "rule": "B3/S23",
    "pattern": "4b2o$2obobo$bobo$bobo$2bo!"
  },
  {
    "name": "Hustler",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in June 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hustler",
    "rule": "B3/S23",
    "pattern": "5b2o4b$5b2o4b2$3b4o4b$obo4bo3b$2obo3bo3b$3bo3bob2o$3bo4bobo$4b4o3b2$4b2o5b$4b2o!"
  },
  {
    "name": "Hustler II",
    "author": "",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Hustler_II",
    "rule": "B3/S23",
    "pattern": "4bo11b$4b3o9b$7bo8b$6bo2b2o5b$ob2obob2o2bo4b$2obobo5bo4b$5bo4bo5b$4bo5bobob2o$4bo2b2obob2obo$5b2o2bo6b$8bo7b$9b3o4b$11bo!"
  },
  {
    "name": "Inflected 30-great sym",
    "author": "",
    "description": "The most common naturally-occurring 32-bit still life.",
    "url": "http://conwaylife.com/wiki/Inflected_30-great_sym",
    "rule": "B3/S23",
    "pattern": "2bo3bo$bobobobo$o2bobo2bo$2obobob2o$3bobo$2obobob2o$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "Inline inverter",
    "author": "",
    "description": "A reaction in which the Gosper glider gun can be used to invert the\npresence or absence of a glider in a period 30 glider stream.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gosper_glider_gun",
    "rule": "B3/S23",
    "pattern": "9bo26b$7bobo26b$8b2o26b5$16bo19b$17bo18b$15b3o18b2$23bobo10b$21bo3bo10b$13bo7bo14b$12b4o4bo4bo8b2o$11b2obobo4bo12b2o$2o8b3obo2bo3bo3bo10b$2o9b2obobo6bobo10b$12b4o20b$13bo!"
  },
  {
    "name": "Integral sign",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Integral_sign",
    "rule": "B3/S23",
    "pattern": "3b2o$2bobo$2bo2b$obo2b$2o!"
  },
  {
    "name": "Integral with hook",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Integral_with_hook",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$2bo3b$2bob2o$3bobo!"
  },
  {
    "name": "Integral with long hook",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Integral_with_long_hook",
    "url": "http://conwaylife.com/patterns/integralwithlonghook.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo$2bo2b2o$2bobobo$3bo!"
  },
  {
    "name": "Integral with tub",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Integral_with_tub",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$2bo3b$2bobob$3bobo$4bo!"
  },
  {
    "name": "Integral with tub and hook",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Integral_with_tub_and_hook",
    "url": "http://conwaylife.com/patterns/integralwithtubandhook.rle",
    "rule": "B3/S23",
    "pattern": "4bo$3bobo$4bo$b3o$o$bo$2o!"
  },
  {
    "name": "Integral with two tubs",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Integral_with_two_tubs",
    "url": "http://conwaylife.com/patterns/integralwithtwotubs.rle",
    "rule": "B3/S23",
    "pattern": "5bo$4bobo$5bo$2b3o$bo$obo$bo!"
  },
  {
    "name": "Interchange",
    "author": "",
    "description": "A common period 2 oscillator made up of six blinkers.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Interchange",
    "rule": "B3/S23",
    "pattern": "2b3o4b3o2b2$o12bo$o12bo$o12bo2$2b3o4b3o!"
  },
  {
    "name": "Iwona",
    "author": "Andrew Okrasinski",
    "description": "A methuselah with lifespan 28786. Found on August 20, 2004.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Iwona",
    "rule": "B3/S23",
    "pattern": "14b3o3b6$2bo17b$3b2o15b$3bo14bob$18bob$18bob$19bo$18b2o$7b2o11b$8bo11b5$2o18b$bo!"
  },
  {
    "name": "Jack",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator found in April 1984.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jack",
    "rule": "B3/S23",
    "pattern": "3bo5bo3b$3b2o3b2o3b$o2b2o3b2o2bo$3o2bobo2b3o$5bobo5b$3o2bobo2b3o$o2b2o3b2o2bo$3b2o3b2o3b$3bo5bo!"
  },
  {
    "name": "Jam",
    "author": "Achim Flammenkamp",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jam",
    "rule": "B3/S23",
    "pattern": "3b2ob$2bo2bo$o2bobo$o3bob$o5b$3bo2b$b2o!"
  },
  {
    "name": "Jam on 34P13.1",
    "author": "",
    "description": "The smallest known period 39 oscillator as of April 2009, though it\nis usually considered trivial because there is no individual cell\nthat oscillates at the full period.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jam_on_34P13.1",
    "rule": "B3/S23",
    "pattern": "9b3o4b2o3b$18bo2b$9bo5bo5b$8b2o5bo3bob$10bo4bo2bobo$7bo9bo2bo$7bo3bo6b2ob$5b2o14b$3bo5b3o2b2o5b$ob2o4bo5b2o5b$o3bo3bo12b$o5bobo12b3$8b2o11b$8b2o!"
  },
  {
    "name": "Jam on 44P7.2",
    "author": "",
    "description": "The smallest known non-trivial period 21 oscillator. Has a single cell that oscillates at the full period.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jam_on_44P7.2",
    "rule": "B3/S23",
    "pattern": "3b2o7bo4b$3b2o6bobo3b$3bo7bobo3b$bob3o4b2obob2o$obobo2bo5b2obo$o2bo5bob2o4b$b2o9bo4b$9b3o5b$6bobo8b$4bo3bob2o5b$2b3obobob2o5b$bo4b2o9b$2b4o11b$5bo11b$4bo12b$4b2o!"
  },
  {
    "name": "Jason's p11",
    "author": "",
    "description": "A period 11 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Jason%27s_p11",
    "rule": "B3/S23",
    "pattern": "8bob2ob2obo$8b2obobob2o2$8b3o3b3o$7bo3bobo3bo$7bobobobobobo$11bobo$4b2o2b3o3b3o2b2o$2obo3bo9bo3bob2o$bobobobo9bobobobo$o2bo3bo9bo3bo2bo$2o2b3o11b3o2b2o2$2o2b3o11b3o2b2o$o2bo3bo9bo3bo2bo$bobobobo9bobobobo$2obo3bo9bo3bob2o$4b2o2b3o3b3o2b2o$11bobo$7bobobobobobo$7bo3bobo3bo$8b3o3b3o2$8b2obobob2o$8bob2ob2obo!"
  },
  {
    "name": "Jason's p36",
    "author": "Jason Summers",
    "description": "http://conwaylife.com/wiki/Jason%27s_p36",
    "url": "http://conwaylife.com/patterns/jsp36.rle",
    "rule": "B3/S23",
    "pattern": "26b2o$2o23bo2bo$bo21bo2bobo$bobo18bo4bo$2b2o18bo$13b3o8b3o$13bo$13bobo$14b2o$23b2o$23bobo$25bo$12b3o8b3o$16bo18b2o$11bo4bo18bobo$10bobo2bo21bo$10bo2bo23b2o$11b2o!"
  },
  {
    "name": "Jason's p6",
    "author": "Jason Summers",
    "description": "http://conwaylife.com/wiki/Jason%27s_p6",
    "url": "http://conwaylife.com/patterns/jasonsp6.rle",
    "rule": "B3/S23",
    "pattern": "2b2ob2o$5bo$o2b3o$obobo4bo$2b2o3b3o$3o3b2o$o4bobobo$4b3o2bo$4bo$3b2ob2o!"
  },
  {
    "name": "Jaydot",
    "author": "Kazyan",
    "description": "http://conwaylife.com/wiki/Jaydot",
    "url": "http://conwaylife.com/patterns/jaydot.rle",
    "rule": "B3/S23",
    "pattern": "b2o$3o2$bo$b2o$o!"
  },
  {
    "name": "Jolson",
    "author": "Robert Wainwright",
    "description": "A period 15 oscillator consisting of two blocks hassled by two pentadecathlons. It was found in November 1984.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jolson",
    "rule": "B3/S23",
    "pattern": "b2o6b2o2b$o2bo4bo2bob$o2bo4bo2bob$o2bo4bo2bob$b2o6b2o2b3$7bo5b$5bo2bob2ob$6b2o2b2ob3$6b4o3b$5b6o2b$4b8ob$3b2o6b2o$4b8ob$5b6o2b$6b4o!"
  },
  {
    "name": "Jolson (period 9)",
    "author": "",
    "description": "A period 9 modification of the Jolson oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Jolson",
    "rule": "B3/S23",
    "pattern": "2o16b2o2b$bo16bo3b$bob2o10b2obo3b$2bo3bo6bo3bo4b$7bo4bo9b$3bo3bo4bo3bo5b$7bo4bo9b$2bo3bo6bo3bo4b$bob2o10b2obo3b$bo16bo3b$2o9bo6b2o2b$9bo2bob2o6b$10b2o2b2o6b$2b2o16b2o$3bo16bob$3bobo4b4o4bobob$4b2o3b6o3b2o2b$8b8o6b$7b2o6b2o5b$8b8o6b$4b2o3b6o3b2o2b$3bobo4b4o4bobob$3bo16bob$2b2o16b2o!"
  },
  {
    "name": "Justyna",
    "author": "Andrzej Okrasinski",
    "description": "A methuselah with lifespan 26458 that was found in May 2004.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Justyna",
    "rule": "B3/S23",
    "pattern": "17bo4b$16bo2bo2b$17b3o2b$17bo2bob2$2o16bo3b$bo16bo3b$18bo3b8$19b3o$11b3o!"
  },
  {
    "name": "Karel's p15",
    "author": "Karel Suhajda",
    "description": "A period 15 oscillator discovered on December 11, 2002",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Karel's_p15",
    "rule": "B3/S23",
    "pattern": "2bo4bo2b$2b6o2b$2bo4bo2b4$2b6o2b$bo6bob$o8bo$bo6bob$2b6o!"
  },
  {
    "name": "Kickback reaction",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Kickback_reaction",
    "url": "http://conwaylife.com/patterns/kickbackreaction.rle",
    "rule": "B3/S23",
    "pattern": "5bo$6b2o$5b2o2$b2o$obo$2bo!"
  },
  {
    "name": "Killer candlefrobras",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator made up of two candlefrobras that act in some ways like killer toads.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Killer_candlefrobras",
    "rule": "B3/S23",
    "pattern": "4bo11bo$2obob2obo3bob2obob2o$2obo3bobobobo3bob2o$3bo4bo3bo4bo$3b2o11b2o!"
  },
  {
    "name": "Killer candlefrobras eating a HWSS",
    "author": "Robert Wainwright",
    "description": "Killer candlefrobras, a period 3 oscillator made up of two candlefrobras that act in some ways like killer toads, about to eat an approaching HWSS.\nhttp://conwaylife.com/wiki/Killer_candlefrobras",
    "url": "http://conwaylife.com/wiki/File:Killercandlefrobraseatinghwss.png",
    "rule": "B3/S23",
    "pattern": "4bo11bo4b$2obob2obo3bob2obob2o$2obo3bobobobo3bob2o$3bo4bo3bo4bo3b$3b2o11b2o3b3$9b3o9b$9bo2bo8b$9bo11b$9bo3bo7b$9bo3bo7b$9bo11b$10bobo!"
  },
  {
    "name": "Killer toads",
    "author": "",
    "description": "A period 2 oscillator made up of a pair of toads acting together so that they can eat things.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Killer_toads",
    "rule": "B3/S23",
    "pattern": "b3o$3ob4$3ob$b3o!"
  },
  {
    "name": "Kok's galaxy",
    "author": "Jan Kok",
    "description": "A period 8 oscillator that was found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Kok's_galaxy",
    "rule": "B3/S23",
    "pattern": "2bo2bobob$2obob3ob$bo6bo$2o5bob2$bo5b2o$o6bob$b3obob2o$bobo2bo!"
  },
  {
    "name": "L112",
    "author": "Dave Buckingham, July 1996",
    "description": "Repeat time 61 ticks\nhttp://conwaylife.com/wiki/L112",
    "url": "http://www.conwaylife.com/patterns/l112.rle",
    "rule": "B3/S23",
    "pattern": "15b2o$15bo$13b3o16$13b2o$13b2o$4b2o$4bo2bo$2o4b2o$bo20b2o$bobo18bo$2b2o16bobo$20b2o6$2bo$2bobo$2b3o$4bo2$14b2o$14b2o2b2o$18bobo$20bo$20b2o!"
  },
  {
    "name": "L156",
    "author": "Dave Buckingham, August 1996",
    "description": "Repeat time 62 ticks\nhttp://conwaylife.com/wiki/L156",
    "url": "http://www.conwaylife.com/patterns/l156.rle",
    "rule": "B3/S23",
    "pattern": "19b2o$19bo$17b3o16$17b2o$17b2o2$8b2obo$8bob2o$26b2o$26bo$24bobo$24b2o2$9bo$9b3o$o11bo$3o8b2o14bo$3bo22bobo$2b2o23bo7$bo20b2o$bobo18bobo$b3o20bo$3bo11b2o7b2o$15bo$16b3o$18bo!"
  },
  {
    "name": "LWSS on HWSS",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/LWSS_on_HWSS",
    "url": "http://conwaylife.com/patterns/lwssonhwss.rle",
    "rule": "B3/S23",
    "pattern": "3b2o$bo4bo$o$o5bo$6o4$4o$o3bo$o$bo2bo!"
  },
  {
    "name": "LWSS on MWSS",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/LWSS_on_MWSS",
    "url": "http://conwaylife.com/patterns/lwssonmwss.rle",
    "rule": "B3/S23",
    "pattern": "bo2bo$o$o3bo$4o4$5o$o4bo$o$bo3bo$3bo!"
  },
  {
    "name": "LWSS tagalong",
    "author": "David Bell",
    "description": "A tagalong for two lightweight, middleweight, or heavyweight spaces\nhips.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Lightweight_spaceship",
    "rule": "B3/S23",
    "pattern": "21bo3b$18b4o3b$13bo2bob2o5b$13bo11b$4o8bo3bob2o5b$o3bo5b2ob2obobob5o$o9b2obobobo2b5o$bo2bo2b2o2bo3b3o2bob2ob$6bo2bob2o12b$6bo4b2o12b$6bo2bob2o12b$bo2bo2b2o2bo3b3o2bob2ob$o9b2obobobo2b5o$o3bo5b2ob2obobob5o$4o8bo3bob2o5b$13bo11b$13bo2bob2o5b$18b4o3b$21bo!"
  },
  {
    "name": "Lake 2",
    "author": "",
    "description": "A 24-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Lake_2",
    "rule": "B3/S23",
    "pattern": "4b2o4b$3bo2bo3b$3bo2bo3b$b2o4b2ob$o8bo$o8bo$b2o4b2ob$3bo2bo3b$3bo2bo3b$4b2o!"
  },
  {
    "name": "Laputa",
    "author": "Rich Schroeppel",
    "description": "A period 2 oscillator found in September 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Laputa",
    "rule": "B3/S23",
    "pattern": "3b2ob2o4b$3b2obo3b2o$8bo2bo$b6ob3ob$o2bobo6b$2o3bob2o3b$4b2ob2o!"
  },
  {
    "name": "Lidka",
    "author": "Andrzej Okrasinski and David Bell",
    "description": "A methuselah with lifespan 29055.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Lidka",
    "rule": "B3/S23",
    "pattern": "bo7b$obo6b$bo7b8$8bo$6bobo$5b2obo2$4b3o!"
  },
  {
    "name": "Light bulb",
    "author": "",
    "description": "A period 2 oscillator that was found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Light_bulb",
    "rule": "B3/S23",
    "pattern": "b2obo2b$bob2o2b2$2b3o2b$bo3bob$bo3bob$2bobo2b$obobobo$2o3b2o!"
  },
  {
    "name": "Lightweight emulator",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator that produces sparks similar to that of the lightweight spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Lightweight_emulator",
    "rule": "B3/S23",
    "pattern": "2b2obo2bob2o2b$2bo8bo2b$3b2o4b2o3b$3o2b4o2b3o$o2bo6bo2bo$b2o8b2o!"
  },
  {
    "name": "Lightweight spaceship",
    "author": "John Conway",
    "description": "A very well-known period 4 c/2 orthogonal spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Lightweight_spaceship",
    "rule": "B3/S23",
    "pattern": "bo2bo$o4b$o3bo$4o!"
  },
  {
    "name": "Loading dock",
    "author": "David Buckingham",
    "description": "A period 3 oscillator that was found in September 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Loading_dock",
    "rule": "B3/S23",
    "pattern": "4bo4b$2b3o4b$bo3b2o2b$ob2o3bob$bo3b2obo$2b2o3bob$4b3o2b$4bo!"
  },
  {
    "name": "Loaf",
    "author": "",
    "description": "A very common 7-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Loaf",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$bobo$2bo!"
  },
  {
    "name": "Loaf siamese barge",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Loaf_siamese_barge",
    "rule": "B3/S23",
    "pattern": "2b2ob$bo2bo$obobo$bobob$2bo!"
  },
  {
    "name": "Loaf siamese loaf",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Loaf_siamese_loaf",
    "rule": "B3/S23",
    "pattern": "2b2ob$bo2bo$obobo$o2bob$b2o!"
  },
  {
    "name": "Loaf test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Loaf_test_tube_baby",
    "url": "http://conwaylife.com/patterns/loaftesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "10bo$b2o6bobo$o2bo4bo2bo$obobo2bob2o$bo2bo2bo$4bo2bo$5b2o!"
  },
  {
    "name": "Loaf tie eater-with-tail",
    "author": "",
    "description": "The third most common naturally-occurring 18-bit still life.",
    "url": "http://conwaylife.com/wiki/Loaf_tie_eater-with-tail",
    "rule": "B3/S23",
    "pattern": "2bo$bobo2b2o$o2bo3bo$b2ob3o$4bo$b3o$bo!"
  },
  {
    "name": "Loaf tractor beam",
    "author": "",
    "description": "A tractor beam that pulls a loaf.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tractor_beam",
    "rule": "B3/S23",
    "pattern": "21bo2bo22b$5b4o11bo14b4o8b$5bo3bo10bo3bo10bo3bo7b$5bo8b2o4b4o11bo8b2ob$b2o3bo2bo3b4o11b2o6bo2bo3b4o$o2bo8b2ob2o10b2ob2o10b2ob2o$obo10b2o13b4o11b2o2b$bo27b2o!"
  },
  {
    "name": "Loaflipflop",
    "author": "Robert Wainwright",
    "description": "",
    "url": "http://www.conwaylife.com/wiki/Loaflipflop",
    "rule": "B3/S23",
    "pattern": "16bo$15b3o3$15b3o2$15bobo$15bobo2$15b3o3$15b3o$16bo2$bo2bob2obo2bo15b2o$2o2bo4bo2b2o3b2o7bo4bo$bo2bob2obo2bo3bo2bo5bo6bo$16bobo5bo8bo$17bo6bo8bo$24bo8bo$25bo6bo$26bo4bo$28b2o$18b3o$17bo3bo$16bo5bo2$15bo7bo$15bo7bo2$16bo5bo$17bo3bo$18b3o!"
  },
  {
    "name": "Lobster (spaceship)",
    "author": "Matthias Merzenich",
    "description": "http://conwaylife.com/wiki/Lobster_(spaceship)",
    "url": "http://conwaylife.com/patterns/83p7h1v1.rle",
    "rule": "B3/S23",
    "pattern": "11b3o$13bo$8b2o2bo$8b2o$12b2o$11b2o$10bo2bo2$8bo2bo$7bo3bo$6bob3o$5bo$5bo13bobo2b2o$6bo13b2obobo$b2o13b2o2bo4bo$o2b2o2b2o6bo3bo$5bo2bo6bo6b2o$9b2o4bobo4b2o$2bo3bo3bo5bo$6b2o4bo2bo$bobo5bo3b2o$2o8bo$5bo4bo$7bo3bo$4b2o5bo$4bo5bo!"
  },
  {
    "name": "Long Canada goose",
    "author": "Gabriel Nivasch",
    "description": "A Canada goose with a longer front end.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Canada_goose",
    "rule": "B3/S23",
    "pattern": "14b2o19b$13b2o3bo16b$15bob2o16b$11bo5b3o15b$10b2o5bo17b$10bobo6b2o14b$20b3o12b$12b3o5bo3bo10b$11b3o7bo2bo10b$5bo7bobo6b2ob2o8b$4b5o6b3o7b2o8b$4bo2b2o7bobo4bo2bo8b$6b2obo6bo2bo6bob2o5b$b2o16bobo2b3o8b$2o7bobo5b2o4bo11b$bobo6b2o7b2o2bo11b$b3o6b3o6b5o11b$b2o10b2o20b$3bobo9bo6bo12b$6b2o7bo6bo12b$5b3o5b2o2b2o16b$7bo6bob3o4b2o10b$8bo2bo3bo6b3o10b$8bo2b2o5bo2b3o8b2ob$9b2o2bo16b3obo$12bo12b2o2b2o4b$11b2o13bo8b$11b2obo15bo4b$26b2o3bo3b$25bobob2o4b$25bobo2bob2ob$24bo4b2o4b$24b2o9b$24b2o!"
  },
  {
    "name": "Long barge",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_barge",
    "rule": "B3/S23",
    "pattern": "bo3b$obo2b$bobob$2bobo$3bo!"
  },
  {
    "name": "Long boat",
    "author": "",
    "description": "A 7-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_boat",
    "rule": "B3/S23",
    "pattern": "bo2b$obob$bobo$2b2o!"
  },
  {
    "name": "Long canoe",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_canoe",
    "rule": "B3/S23",
    "pattern": "4b2o$5bo$4bob$3bo2b$obo3b$2o!"
  },
  {
    "name": "Long cis-hook with tail",
    "author": "",
    "description": "An 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Long_cis-hook_with_tail",
    "rule": "B3/S23",
    "pattern": "3bo$b3o$o$bo$2bo$3bobo$4b2o!"
  },
  {
    "name": "Long cis-shillelagh",
    "author": "",
    "description": "An 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Long_cis-shillelagh",
    "rule": "B3/S23",
    "pattern": "b2o$obo$o$bo$2bo$3bobo$4b2o!"
  },
  {
    "name": "Long claw with tail",
    "author": "",
    "description": "An 11-bit still life.",
    "url": "http://www.conwaylife.com/wiki/Long_claw_with_tail",
    "rule": "B3/S23",
    "pattern": "2o$bo2b2o$bobo2bo$2bo2b2o!"
  },
  {
    "name": "Long fuse with two tails",
    "author": "",
    "description": "An 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Long_fuse_with_two_tails",
    "rule": "B3/S23",
    "pattern": "2o$bo2bo$bobobo$2bo2bo$5b2o!"
  },
  {
    "name": "Long hook",
    "author": "",
    "description": "An induction coil that is a longer version of a bookend (aka. a hook).",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_hook",
    "rule": "B3/S23",
    "pattern": "3b2o$o3bo$4o!"
  },
  {
    "name": "Long hook with tail",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_hook_with_tail",
    "rule": "B3/S23",
    "pattern": "2o4b$bo2b2o$bobobo$2bo!"
  },
  {
    "name": "Long integral",
    "author": "",
    "description": "A 10-cell still life. It is the long version of an integral sign.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_integral",
    "rule": "B3/S23",
    "pattern": "2b2o$bobo$bo2b$2bob$obob$2o!"
  },
  {
    "name": "Long long barge",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_barge",
    "rule": "B3/S23",
    "pattern": "bo4b$obo3b$bobo2b$2bobob$3bobo$4bo!"
  },
  {
    "name": "Long long boat",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_boat",
    "rule": "B3/S23",
    "pattern": "bo3b$obo2b$bobob$2bobo$3b2o!"
  },
  {
    "name": "Long long canoe",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_canoe",
    "rule": "B3/S23",
    "pattern": "5b2o$6bo$5bob$4bo2b$3bo3b$obo4b$2o!"
  },
  {
    "name": "Long long hook with tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_hook_with_tail",
    "rule": "B3/S23",
    "pattern": "2o3b2o$bo2bobo$bobo3b$2bo!"
  },
  {
    "name": "Long long shillelagh",
    "author": "",
    "description": "A 10-cell still life that is the long long version of the shillelagh.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_shillelagh",
    "rule": "B3/S23",
    "pattern": "5b2o$2o2bobo$o2bo3b$b2o!"
  },
  {
    "name": "Long long ship",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_ship",
    "rule": "B3/S23",
    "pattern": "2o3b$obo2b$bobob$2bobo$3b2o!"
  },
  {
    "name": "Long long snake",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_long_snake",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$3bobo$4b2o!"
  },
  {
    "name": "Long prodigal",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Long_prodigal",
    "url": "http://conwaylife.com/patterns/longprodigal.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$bo2b2o$2b2o2bo$5b2o!"
  },
  {
    "name": "Long shillelagh",
    "author": "",
    "description": "A 9-cell still life that is the long version of the shillelagh.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_shillelagh",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o2bobo$b2o!"
  },
  {
    "name": "Long ship",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_ship",
    "rule": "B3/S23",
    "pattern": "2o2b$obob$bobo$2b2o!"
  },
  {
    "name": "Long snake",
    "author": "",
    "description": "A 7-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Long_snake",
    "rule": "B3/S23",
    "pattern": "2o3b$obobo$3b2o!"
  },
  {
    "name": "Longhook and dock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Longhook_and_dock",
    "url": "http://conwaylife.com/patterns/longhookanddock.rle",
    "rule": "B3/S23",
    "pattern": "2o3b2o$obobobo$2bobo$2bobo$b2obobo$5b2o!"
  },
  {
    "name": "Longhorn",
    "author": "",
    "description": "A 19-bit still life.",
    "url": "http://conwaylife.com/wiki/Longhorn",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobo2bo$2obobob2o$3bobo$3bobo$4bo!"
  },
  {
    "name": "Loop",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Loop",
    "rule": "B3/S23",
    "pattern": "b2o2b$o2bob$bobob$2ob2o!"
  },
  {
    "name": "Mangled 1 beacon",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Mangled_1_beacon",
    "url": "http://conwaylife.com/patterns/mangled1beacon.rle",
    "rule": "B3/S23",
    "pattern": "3b2o$3bobo$o5bo$5obo$5bo$2bo$2b2o!"
  },
  {
    "name": "Mango",
    "author": "",
    "description": "A common 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mango",
    "rule": "B3/S23",
    "pattern": "b2o2b$o2bob$bo2bo$2b2o!"
  },
  {
    "name": "Mango test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Mango_test_tube_baby",
    "url": "http://conwaylife.com/patterns/mangotesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "11b2o$2b2o6bo2bo$bo2bo4bo2bo$o2bobo2bob2o$b2o2bo2bo$5bo2bo$6b2o!"
  },
  {
    "name": "Mathematician",
    "author": "David Buckingham",
    "description": "A period 5 oscillator found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mathematician",
    "rule": "B3/S23",
    "pattern": "4bo4b$3bobo3b$3bobo3b$2b2ob2o2b$o7bo$3o3b3o2$9o$o7bo$3b4o2b$3bo2b2o!"
  },
  {
    "name": "Max",
    "author": "Tim Coe",
    "description": "A spacefiller that fills space with zebra stripes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Max",
    "rule": "B3/S23",
    "pattern": "18bo8b$17b3o7b$12b3o4b2o6b$11bo2b3o2bob2o4b$10bo3bobo2bobo5b$10bo4bobobobob2o2b$12bo4bobo3b2o2b$4o5bobo4bo3bob3o2b$o3b2obob3ob2o9b2ob$o5b2o5bo13b$bo2b2obo2bo2bob2o10b$7bobobobobobo5b4o$bo2b2obo2bo2bo2b2obob2o3bo$o5b2o3bobobo3b2o5bo$o3b2obob2o2bo2bo2bob2o2bob$4o5bobobobobobo7b$10b2obo2bo2bob2o2bob$13bo5b2o5bo$b2o9b2ob3obob2o3bo$2b3obo3bo4bobo5b4o$2b2o3bobo4bo12b$2b2obobobobo4bo10b$5bobo2bobo3bo10b$4b2obo2b3o2bo11b$6b2o4b3o12b$7b3o17b$8bo!"
  },
  {
    "name": "Mazing",
    "author": "David Buckingham",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mazing",
    "rule": "B3/S23",
    "pattern": "3b2o2b$bobo3b$o5bo$bo3b2o2$3bobob$4bo!"
  },
  {
    "name": "Merzenich p18",
    "author": "Matthias Merzenich",
    "description": "The first period 18 billiard-table oscillator, found in June 2011.",
    "url": "http://www.conwaylife.com/wiki/Merzenich_p18",
    "rule": "B3/S23",
    "pattern": "3b2o$4bo$2bobob2o$bobobobo3b2o$bobo8bo$2obo8bob2o$3bob2o4b2obo$3bo10bo$2obobo5b3ob2o$o2bobobo2bo2bobo$2bo2bob4obo2bo$3b2obo4b2obo$6bo2bo3bo$6bobob3o$7b2obo!"
  },
  {
    "name": "Merzenich's P11",
    "author": "Matthias Merzenich",
    "description": "Period 11 oscillator with two diagonal lines of symmetry,\ndiscovered in December 2010.\nhttp://www.conwaylife.com/wiki/Merzenich%27s_p11",
    "url": "http://www.conwaylife.com/patterns/mmp11.rle",
    "rule": "B3/S23",
    "pattern": "11b2o$12bo$12bobo$10b2obobo$9bobobobo$8bobo2bo2b2o$7bo5bo4bo$6bo7b4o$5bo12b3o$4bo5bo5b2o2bo$3bobo3bobo3bobo$o2b2o5bo5bo$3o12bo$3b4o7bo$2bo4bo5bo$3b2o2bo2bobo$5bobobobo$5bobob2o$6bobo$8bo$8b2o!"
  },
  {
    "name": "Merzenich's p64",
    "author": "Matthias Merzenich",
    "description": "The smallest known period-64 oscillator.",
    "url": "http://conwaylife.com/wiki/Merzenich%27s_p64",
    "rule": "B3/S23",
    "pattern": "5b2o$5b2o3$8b2o$9b2o8b2o$19b2o2$10bobo$9bo3bo$8bo3bo$7bo3bo$8bobo2$2o$2o8b2o$11b2o3$14b2o$14b2o!"
  },
  {
    "name": "Mickey Mouse",
    "author": "",
    "description": "A 26-cell still life named by Mark Niemiec.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mickey_Mouse",
    "rule": "B3/S23",
    "pattern": "b2o4b2ob$o2bo2bo2bo$o2b4o2bo$b2o4b2ob$3b4o3b$3bo2bo3b$4b2o!"
  },
  {
    "name": "Middleweight emulator",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator that produces sparks similar to those of the\nmiddleweight spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Middleweight_emulator",
    "rule": "B3/S23",
    "pattern": "7bo7b$2b2obo3bob2o2b$2bo9bo2b$3b2o5b2o3b$3o2b5o2b3o$o2bo7bo2bo$b2o9b2o!"
  },
  {
    "name": "Middleweight spaceship",
    "author": "John Conway",
    "description": "A very well-known period 4 c/2 orthogonal spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Middleweight_spaceship",
    "rule": "B3/S23",
    "pattern": "3bo2b$bo3bo$o5b$o4bo$5o!"
  },
  {
    "name": "Middleweight volcano",
    "author": "Dean Hickerson",
    "description": "A period 5 oscillator found in April 1992 that produces sparks much\nlike a middleweight spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Middleweight_volcano",
    "rule": "B3/S23",
    "pattern": "4b5o4b$3bo5bo3b$b3o5b3ob$o11bo$ob3obob4ob$bo3b3o5b$3bo5b2obo$2b2obobobob2o$3bobo2bo4b$3bo2b2o5b$2b2o!"
  },
  {
    "name": "Mini pressure cooker",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found no later than June 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mini_pressure_cooker",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$4bobo4b$3b2ob2o3b$obo5bobo$2obobobob2o$3bo3bo3b$3bobobo3b$4bobo4b$5bo!"
  },
  {
    "name": "Mirrored dock",
    "author": "",
    "description": "A 20-cell still life composed of two docks facing each other.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mirrored_dock",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o4bo$b4ob2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Mold",
    "author": "Achim Flammenkamp",
    "description": "The smallest period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold",
    "rule": "B3/S23",
    "pattern": "3b2ob$2bo2bo$o2bobo$4bob$ob2o2b$bo!"
  },
  {
    "name": "Mold and long hook eating tub",
    "author": "",
    "description": "The smallest known period 12 oscillator, though it is usually considered trivial because it is made up of a period 3 and a period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold_and_long_hook_eating_tub",
    "rule": "B3/S23",
    "pattern": "bobo2b$o5b$bo2bob$bobobo$2bo2bo$3b2ob2$b4ob$o3bob$bo4b$bo4b$2bo3b$bobo2b$2bo!"
  },
  {
    "name": "Mold on 41P7.2",
    "author": "",
    "description": "The smallest known non-trivial period 28 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold_on_41P7.2",
    "rule": "B3/S23",
    "pattern": "4bo6b2o2b$2b2obo5bo3b$bo10bo2b$obo2bo5b2o2b$o2bo6bo4b$b2o8b2o2b$10bo2bob$5bob5o2bo$3b3obo4b2ob$2bo4bobobo3b$3b4o4bo3b$7b4o4b$5bo2bo6b$5b2o!"
  },
  {
    "name": "Mold on 48P31",
    "author": "",
    "description": "The smallest known period-124 oscillator.",
    "url": "http://conwaylife.com/wiki/Mold_on_48P31",
    "rule": "B3/S23",
    "pattern": "10b2o$9bo2bo$8bobobo$8bo2bo$7bo$8bobo6$7b2obo2bob2o$2o4bo2bo4bo2bo4b2o$2o5bobo4bobo5b2o$8bo6bo6$8bo6bo$2o5bobo4bobo5b2o$2o4bo2bo4bo2bo4b2o$7b2obo2bob2o!"
  },
  {
    "name": "Mold on fumarole",
    "author": "",
    "description": "The smallest known period 20 oscillator. It is non-trivial because\nof a single cell that oscillates at period 20.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold_on_fumarole",
    "rule": "B3/S23",
    "pattern": "3b2o4b$2bo2bo3b$bobobo3b$bo2bo4b$o8b$bobo5b2$4b2o3b$2bo4bob$2bo4bob$2bo4bob$3bo2bo2b$bobo2bobo$b2o4b2o!"
  },
  {
    "name": "Mold on pentadecathlon",
    "author": "",
    "description": "A small non-trivial period 60 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold_on_PD",
    "rule": "B3/S23",
    "pattern": "2bo4bo2b$2ob4ob2o$2bo4bo2b5$6bobob$9bo$5bo2bob$4bobobob$4bo2bo2b$5b2o!"
  },
  {
    "name": "Mold on pentadecathlon_synth",
    "author": "",
    "description": "An 8-glider synthesis of mold on pentadecathlon",
    "url": "",
    "rule": "B3/S23",
    "pattern": "5bobo29b$5b2o30b$6bo5bo24b$12bobo14bo4bo2b$12b2o13b2ob4ob2o$29bo4bo2b2$5b3o29b$7bo10bo18b$6bo9b2o19b$17b2o14bobob$36bo$32bo2bob$13b3o15bobobob$13bo5bo11bo2bo2b$3o11bo3b2o12b2o3b$2bo7bo7bobo16b$bo7b2o26b$9bobo!"
  },
  {
    "name": "Mold on rattlesnake",
    "author": "",
    "description": "The smallest known period-44 oscillator.",
    "url": "http://conwaylife.com/wiki/Mold_on_rattlesnake",
    "rule": "B3/S23",
    "pattern": "4bo4b2o$2b2obo3bo$bo8bo$obo2bo3b2o$o2bo$b2o2$6bo$6b2o$b2obobob3o$bob2obobobo$7bo2b3o$8b2o3bo$10b3o$10bo!"
  },
  {
    "name": "Monoclaw test tube baby",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Monoclaw_test_tube_baby",
    "url": "http://conwaylife.com/patterns/monoclawtesttubebaby.rle",
    "rule": "B3/S23",
    "pattern": "2o$o2bo4b2o$b2obo2bobo$4bo2bo$4bo2bo$5b2o!"
  },
  {
    "name": "Monogram",
    "author": "Dean Hickerson",
    "description": "A period 4 oscillator found in August 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Monogram",
    "rule": "B3/S23",
    "pattern": "2o3b2o$bobobob$b2ob2ob$bobobob$2o3b2o!"
  },
  {
    "name": "Montana",
    "author": "Scot Ellison",
    "description": "A period 5 oscillator found in June 2011.",
    "url": "http://www.conwaylife.com/wiki/Montana",
    "rule": "B3/S23",
    "pattern": "9b2ob$8bo2bo$bo7bobo$o3bob2ob2ob$bobobob2o3b$3bo2bo2b2ob$6bobo2bo$4bobobobob$3bobo3bo2b$3b2o!"
  },
  {
    "name": "Moose antlers",
    "author": "",
    "description": "A simple 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Moose_antlers",
    "rule": "B3/S23",
    "pattern": "2o5b2o$o7bo$b3ob3ob$3bobo3b$4bo!"
  },
  {
    "name": "Multum in parvo",
    "author": "Charles Corderman",
    "description": "A methuselah with lifespan 3933.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Multum_in_parvo",
    "rule": "B3/S23",
    "pattern": "3b3o$2bo2bo$bo4b$o!"
  },
  {
    "name": "Muttering moat 1",
    "author": "Dean Hickerson",
    "description": "A period 2 oscillator and a muttering moat, found in May 1993.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Muttering_moat_1",
    "rule": "B3/S23",
    "pattern": "2o5b$o3b2ob$bobobob2$b2o2bob$3bo2bo$5b2o!"
  },
  {
    "name": "Negentropy",
    "author": "",
    "description": "A period 2 oscillator that is very similar to the Hertz oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Negentropy",
    "rule": "B3/S23",
    "pattern": "3b2obo4b$3bob2o4b2$4b3o4b$3bobobob2o$3b2o2bob2o$2obo3bo3b$2obo3bo3b$4b3o4b2$4b2obo3b$4bob2o!"
  },
  {
    "name": "New five",
    "author": "Dean Hickerrson",
    "description": "A period 3 oscillator found in January 1990.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=New_five",
    "rule": "B3/S23",
    "pattern": "2b2o5b$bo2bo4b$bobo2bo2b$2obob2o2b$o8b$b3ob4o$5bo2bo$ob2o5b$2ob2o!"
  },
  {
    "name": "New gun 1",
    "author": "Bill Gosper",
    "description": "A true period 46 gun. The second known basic gun.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=New_gun_1",
    "rule": "B3/S23",
    "pattern": "25b2o5b2o$25b2o5b2o12$27b2ob2o2b$26bo5bob2$25bo7bo$25bo2bobo2bo$25b3o3b3o5$17bo16b$2o15b2o15b$2o16b2o14b$13b2o2b2o15b4$13b2o2b2o15b$2o16b2o7b2o5b$2o15b2o8b2o5b$17bo!"
  },
  {
    "name": "Newshuttle",
    "author": "David Buckingham",
    "description": "The first period 28 oscillator to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Newshuttle",
    "rule": "B3/S23",
    "pattern": "19bo2b2obo3bo19b$17b3o2bob2o3b3o17b$7b2o7bo15bo7b2o7b$8bo7b2o5b3o5b2o7bo8b$8bobo11bo3bo11bobo8b$9b2o11b2ob2o11b2o9b2$2bo10b3o17b3o10bo2b$2b3o9bo19bo9b3o2b$5bo13b3o5b3o13bo5b$4b2o14bo7bo14b2o4b3$7bo33bo7b$7b2o31b2o7b$7bo33bo7b$2b2o18b2ob2o18b2o2b$bobo18bo3bo18bobob$bo21b3o21bob$2o7bo15bobo11bo7b2o$9b2o15b2o10b2o9b$9bo9b2o18bo9b$4b2o10b2o2bo10b2o10b2o2b2o$2obobo10bob2o10bobo10bobo2bo$bobo14bo11bo14bobob$o2bobo10bobo10b2obo10bobob2o$2o2b2o10b2o10bo2b2o10b2o4b$9bo18b2o9bo9b$9b2o10b2o15b2o9b$2o7bo11bobo15bo7b2o$bo21b3o21bob$bobo18bo3bo18bobob$2b2o18b2ob2o18b2o2b$7bo33bo7b$7b2o31b2o7b$7bo33bo7b3$4b2o14bo7bo14b2o4b$5bo13b3o5b3o13bo5b$2b3o9bo19bo9b3o2b$2bo10b3o17b3o10bo2b2$9b2o11b2ob2o11b2o9b$8bobo11bo3bo11bobo8b$8bo7b2o5b3o5b2o7bo8b$7b2o7bo15bo7b2o7b$17b3o3b2obo2b3o17b$19bo3bob2o2bo!"
  },
  {
    "name": "Nine",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Nine",
    "url": "http://conwaylife.com/patterns/nine.rle",
    "rule": "B3/S23",
    "pattern": "o$o$obo$b2o!"
  },
  {
    "name": "Noah's ark",
    "author": "Charles Corderman",
    "description": "A diagonal period 1344 c/12 puffer made up of two switch engines that was found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Noah's_ark",
    "rule": "B3/S23",
    "pattern": "10bobo2b$9bo5b$10bo2bob$12b3o6$bo13b$obo12b2$o2bo11b$2b2o11b$3bo!"
  },
  {
    "name": "Non-monotonic spaceship 1",
    "author": "Hartmut Holzwart",
    "description": "An orthogonal period 4 c/4 spaceship that was the first non-monotonic spaceship to be discovered.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Non-monotonic_spaceship_1",
    "rule": "B3/S23",
    "pattern": "10b2obo7b$6b3obob3o6b$2bobo10bo3b2o$2o4b2o5bo3b4o$2bob2o2bo4b3obo3b$8bo4bo7b$2bob2o2bo4b3obo3b$2o4b2o5bo3b4o$2bobo10bo3b2o$6b3obob3o6b$10b2obo!"
  },
  {
    "name": "Nonapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Nonapole",
    "url": "http://conwaylife.com/patterns/nonapole.rle",
    "rule": "B3/S23",
    "pattern": "10b2o$9bobo2$7bobo2$5bobo2$3bobo2$bobo$o$2o!"
  },
  {
    "name": "O-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "5o!"
  },
  {
    "name": "Octagon 2",
    "author": "Sol Goodman and Arthur Taber",
    "description": "The first known period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Octagon_2",
    "rule": "B3/S23",
    "pattern": "3b2o3b$2bo2bo2b$bo4bob$o6bo$o6bo$bo4bob$2bo2bo2b$3b2o!"
  },
  {
    "name": "Octagon 2 on 36P22",
    "author": "",
    "description": "A small non-trivial period 110 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Octagon_2_on_36P22",
    "rule": "B3/S23",
    "pattern": "27b2o3b$26bo2bo2b$25bo4bob$24bo6bo$24bo6bo$25bo4bob$2o24bo2bo2b$bo25b2o3b$bobo13b3o12b$2b2o3bo8bo3bo11b$6bob2o6bo4bo10b$5bo4bo6b2obo11b$6bo3bo8bo3b2o7b$7b3o13bobo6b$25bo6b$25b2o!"
  },
  {
    "name": "Octagon 4",
    "author": "Robert Wainwright",
    "description": "http://conwaylife.com/wiki/Octagon_4",
    "url": "http://conwaylife.com/patterns/octagon4.rle",
    "rule": "B3/S23",
    "pattern": "7b2o$7b2o2$6b4o$5bo4bo$4bo6bo$3bo8bo$2obo8bob2o$2obo8bob2o$3bo8bo$4bo6bo$5bo4bo$6b4o2$7b2o$7b2o!"
  },
  {
    "name": "Octapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Octapole",
    "url": "http://conwaylife.com/patterns/octapole.rle",
    "rule": "B3/S23",
    "pattern": "9b2o$8bobo2$6bobo2$4bobo2$2bobo2$obo$2o!"
  },
  {
    "name": "Odd keys",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Odd_keys",
    "rule": "B3/S23",
    "pattern": "10bob$bo7bobo$ob3o2b2obob$bo2bo2bo4b$4bo2bo!"
  },
  {
    "name": "Odd test tube baby",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Odd_test_tube_baby",
    "rule": "B3/S23",
    "pattern": "7bob$2o4bobo$obo2bobob$2bo2bo3b$2bo2bo3b$3b2o!"
  },
  {
    "name": "Omnibus",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Omnibus",
    "url": "http://conwaylife.com/patterns/omnibus.rle",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$bobobobo$3bobo$3bobo$2obobob2o$2obobob2o$3bobo$2obobob2o$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "Omnibus with tubs",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Omnibus_with_tubs",
    "url": "http://conwaylife.com/patterns/omnibuswithtubs.rle",
    "rule": "B3/S23",
    "pattern": "bo5bo$obo3bobo$bobobobo$3bobo$3bobo$2obobob2o$2obobob2o$3bobo$2obobob2o$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "One per generation",
    "author": "Nicolay Beluchenko",
    "description": "A tubstretcher that grows by exactly one cell every generation.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=One_per_generation",
    "rule": "B3/S23",
    "pattern": "8b2o7b$7b2o8b$9bo7b$11b2o4b$10bo6b2$9bo2b2o3b$b2o5b2o4bo2b$2o5bo5bo3b$2bo4bobo3b2o2b$4bo2bo4b2obob$4b2o7b2o2b$8bo4bob2o$7bobo2bob2ob$8bo!"
  },
  {
    "name": "Original P56 B-heptomino shuttle",
    "author": "David Buckingham",
    "description": "The original form of P56 B-heptomino shuttle, discovered sometime b\nefore May, 1991",
    "url": "",
    "rule": "B3/S23",
    "pattern": "31b4o5b$30bo4bob2ob$30bo4bo3bo$33b2o4bo$13b2o15b2o4bo2bo$13b2o14bo2bo3bo2bo$29bo2bo4b2ob$29bo4b2o4b$29bo3bo4bob$13bo16b2obo4bob$6b2o4bob2o18b4o2b$3bo8bo2bo24b$2bobo2b2o6bo24b$obob3o2bo30b$o2b6o31b$3b2ob2o17b2o13b$2b6o2bo14b2o13b$bo2b3obobo29b$2b2o2bobo31b$7bo32b$3b2o!"
  },
  {
    "name": "Original diuresis",
    "author": "David Eppstein",
    "description": "The original form of diuresis using pentadecathlons for stabilizati\non",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Diuresis",
    "rule": "B3/S23",
    "pattern": "bo2b2o4b2o2bo14bo2b2o4b2o2bob$o3b3o2b3o3bo12bo3b3o2b3o3bo$bo2b2o4b2o2bo14bo2b2o4b2o2bob2$24b2o18b$23bobo18b$23b2o19b$23bo20b6$23bo20b$23b2o19b$23bobo18b$24b2o18b2$bo2b2o4b2o2bo14bo2b2o4b2o2bob$o3b3o2b3o3bo12bo3b3o2b3o3bo$bo2b2o4b2o2bo14bo2b2o4b2o2bo!"
  },
  {
    "name": "Original p44 pi-heptomino hassler",
    "author": "David Buckingham",
    "description": "The original form of p44 pi-heptomino hassler",
    "url": "",
    "rule": "B3/S23",
    "pattern": "9b2o10b2o8b$8bo2bo8bo2bo7b$8b3o10b3o7b$11b10o10b$10bo2b6o2bo9b$10b2o2b4o2b2o9b4$20b2o9b$20b2o9b$12b2o17b6$2o12b3o12b2o$2o11bo3bo11b2o$13b2ob2o13b5$13b2ob2o13b$2o11bo3bo11b2o$2o12b3o12b2o6$12b2o17b$20b2o9b$20b2o9b4$10b2o2b4o2b2o9b$10bo2b6o2bo9b$11b10o10b$8b3o10b3o7b$8bo2bo8bo2bo7b$9b2o10b2o!"
  },
  {
    "name": "Orion",
    "author": "Hartmut Holzwart",
    "description": "A c/4 diagonal period 4 spaceship found in April 1993.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "3b2o9b$3bobo8b$3bo10b$2obo10b$o4bo8b$ob2o6b3ob$5b3o4b2o$6b3obobob$13bo$6bobo5b$5b2obo5b$6bo7b$4b2obo6b$7bo6b$5b2o!"
  },
  {
    "name": "Orion 2",
    "author": "Jason Summers",
    "description": "A diagonal period 4 c/4 spaceship.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "b2o10b$2o11b$2bo10b$4bo4b3ob$4b3o4b2o$5b3obobob$12bo$5bobo5b$4b2obo5b$5bo7b$3b2obo6b$6bo6b$4b2o!"
  },
  {
    "name": "Ortho-loaf and table",
    "author": "",
    "description": "A 13-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ortho-loaf_and_table",
    "rule": "B3/S23",
    "pattern": "2bo2b$bobob$bo2bo$2b2ob2$4ob$o2bo!"
  },
  {
    "name": "Orthogonal on-off",
    "author": "",
    "description": "http://conwaylife.com/wiki/Orthogonal_on-off",
    "url": "http://conwaylife.com/patterns/domino.rle",
    "rule": "B3/S23",
    "pattern": "2o!"
  },
  {
    "name": "Overweight emulator",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Overweight_emulator",
    "url": "http://conwaylife.com/patterns/overweightemulator.rle",
    "rule": "B3/S23",
    "pattern": "7b3o2$2b2obo5bob2o$2bo11bo$3b2o7b2o$3o2b7o2b3o$o2bo9bo2bo$b2o11b2o$7b3o!"
  },
  {
    "name": "Overweight spaceship",
    "author": "",
    "description": "A would-be spaceship similar to the LWSS, MWSS and HWSS, but longer. It is unstable by itself, but can be escorted by other spaceships\nto produce a flotilla.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Overweight_spaceship",
    "rule": "B3/S23",
    "pattern": "3b3o2b$bo5bo$o7b$o6bo$7o!"
  },
  {
    "name": "P-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "2o$2o$o!"
  },
  {
    "name": "P11 pinwheel",
    "author": "Nicolay Beluchenko",
    "description": "Rotationally symmetric p11 oscillator discovered in May 2009.\nhttp://www.conwaylife.com/wiki/P11_pinwheel",
    "url": "http://www.conwaylife.com/patterns/p11pinwheel.rle",
    "rule": "B3/S23",
    "pattern": "7b2o$7bobo$9bo3$5bo3bo5b3o$5bo2bo4b3o$5b2o7bo6b2o$6b4o4bobo5bo$6bo2b2o2b2o2bo2b2o$13bo2$9bo$b2o2bo2b2o2b2o2bo$o5bobo4b4o$2o6bo7b2o$7b3o4bo2bo$5b3o5bo3bo3$13bo$13bobo$14b2o!"
  },
  {
    "name": "P124 lumps of muck hassler",
    "author": "Dean Hickerson",
    "description": "Discovered July 31, 1994\nhttp://www.conwaylife.com/wiki/P124_lumps_of_muck_hassler",
    "url": "http://www.conwaylife.com/patterns/p124lumpsofmuckhassler.rle",
    "rule": "B3/S23",
    "pattern": "20bo$14b2o3bobo3b2o$13bobo4bo4bobo$13bo13bo$10b2obo13bob2o$10b2obobob7obobob2o$13bobo9bobo$13bobo9bobo$14bo3bobobo3bo$32bo$32bobo$31bobo$33bo$3bo$3b3o$6bo30b2o$5b2o30b2o3$13b3o$11b2o2bo$2o9bo2b2o16b2o$2o9b3o18bo$17bo15b3o$16bobo16bo$5bo12b2o$5bobo$4bobo$6bo$12bo11bo$11bobo3b3o3bobo$11bob4o3b4obo$8b2obo13bob2o$8b2ob2o2b2o3b2o2b2ob2o$11bo13bo$11bobo4bo4bobo$12b2o3bobo3b2o$18bo!"
  },
  {
    "name": "P132 Hans Leo hassler",
    "author": "Noam Elkies",
    "description": "A period 132 version of the Hans Leo hassler oscillator.",
    "url": "http://www.conwaylife.com/wiki/P156_Hans_Leo_hassler",
    "rule": "B3/S23",
    "pattern": "12b2o26b$12b2o26b2$30bo9b$11b3o16bo9b$11b2obo2b2o11bo9b$13b2o2b2o10b2o6b2ob$13b2o12bo9bobo$26bo4bo2b2obobo$26bo7bobobob$28b3o5bo3b$8bo26bo2bob$8bo26bo4b$8bo26bo3bo$8b2o19bo5bo3bo$11bo17b2o4bo4b$7bo4bo6b3o7bo5bo2bob$b2o9bo6bobo14bo3b$obo5b3o8b3o12bobobob$obob2o28b2obobo$bobobo23b3o5bobo$3bo5b2o16bo9b2ob$2bo2bo3b3o15bo4bo7b$2bo5b5o15bo11b$2bo3bo2b3o18b2o8b$2bo3bo2b2o20bo8b$2bo28bo8b$2bo2bo25bo8b$3bo5b3o28b$bobobo7bo26b$obob2o2bo4bo26b$obo9bo12b2o13b$b2o6b2o10b2o2b2o13b$9bo11b2o2bob2o11b$9bo16b3o11b$9bo30b2$26b2o12b$26b2o!"
  },
  {
    "name": "P144 Hans Leo hassler",
    "author": "Noam Elkies",
    "description": "A period 144 version of the Hans Leo hassler oscillator.",
    "url": "http://www.conwaylife.com/wiki/P156_Hans_Leo_hassler",
    "rule": "B3/S23",
    "pattern": "15b2o4b2o4b2o4b$14bo2bobo4bobo2bo3b$14b3o10b3o3b$17b2o6b2o6b$16bo2b6o2bo5b$16b2o8b2o5b2$13bo19b$8b4o3bo11bo5b$11bo3bo4bo4bo3b4o$15bo3b3o3bo3bo3b$12bo12bo7b$13b2o13bo4b$26b2o5b2$30b2ob$30bo2b$28bobo2b$17b3o8b2o3b$17bobo13b$17b3o13b$3b2o28b$2bobo28b$2bo30b$b2o30b2$5b2o26b$4bo13b2o13b$7bo12bo12b$3bo3bo3b3o3bo15b$4o3bo4bo4bo3bo11b$5bo11bo3b4o8b$19bo13b2$5b2o8b2o16b$5bo2b6o2bo16b$6b2o6b2o17b$3b3o10b3o14b$3bo2bobo4bobo2bo14b$4b2o4b2o4b2o!"
  },
  {
    "name": "P156 Hans Leo hassler",
    "author": "Noam Elkies",
    "description": "A period 156 traffic light hassler. The first period 156 oscillator\nto be found.",
    "url": "http://www.conwaylife.com/wiki/P156_Hans_Leo_hassler",
    "rule": "B3/S23",
    "pattern": "15b2o4b2o4b2o4b$14bo2bobo4bobo2bo3b$14b3o10b3o3b$17b2o6b2o6b$16bo2b6o2bo5b$16b2o8b2o5b2$13bo19b$8b4o3bo11bo5b$11bo3bo4bo4bo3b4o$15bo3b3o3bo3bo3b$12bo12bo7b$13b2o13bo4b$26b2o5b2$30b2ob$30bo2b$28bobo2b$28b2o3b$13b3o17b$13bobo17b$3b2o8b3o17b$2bobo28b$2bo30b$b2o30b2$5b2o26b$4bo7bo5b2o13b$7bo3b3o6bo12b$3bo3bo2b5o2bo15b$4o3bo2b5o2bo3bo11b$5bo6bo4bo3b4o8b$19bo13b$10b2o21b$5b2obo4bob2o16b$5bo10bo16b$6b2o6b2o17b$3b3o2b6o2b3o14b$3bo2bo8bo2bo14b$4b2o10b2o!"
  },
  {
    "name": "P18 honey farm hassler",
    "author": "Nico Brown",
    "description": "A period 18 oscillator found in January 2015.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P18_honey_farm_hassler",
    "rule": "B3/S23",
    "pattern": "26bo$3bo20b3o$3b3o17bo$6bo16b2o$5b2o21b2o$28bo$8b2o16bobo$8bo17b2o$20b3o$7b3o$2b2o17bo$bobo16b2o$bo$2o21b2o$5b2o16bo$6bo17b3o$3b3o20bo$3bo!"
  },
  {
    "name": "P22 lumps of muck hassler",
    "author": "Aidan F. Pierce",
    "description": "A period 22 oscillator found in September 2015.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P22_lumps_of_muck_hassler",
    "rule": "B3/S23",
    "pattern": "22b2o7bo$23bo8bo2bo$23bobo4bo4bo4b2o$24b2o13bo2bo$29bo8b2ob2o$28b2ob2o8bo$28bo2bo13b2o$29b2o4bo4bo4bobo$35bo2bo8bo$39bo7b2o4$23bo8b2o$16bo5b2o7bobo$15bobo3bo10bo$15b2o5bobo$22bobo2$19b2o$2o16bo2bo$bo16b2obo$bobo4b3o5bo2b2o$2b2o4bobo4bo$7bo3bo3bo3bo$7bo3bo3bo3bo$11bo4bobo4b2o$6b2o2bo5b3o4bobo$5bob2o16bo$5bo2bo16b2o$6b2o!"
  },
  {
    "name": "P35 honey farm hassler",
    "author": "Dongook Lee",
    "description": "Found on 9 January 2016, with a hacked version of ptbsearch\nhttp://conwaylife.com/wiki/P35_honey_farm_hassler",
    "url": "http://conwaylife.com/patterns/p35honeyfarmhassler.rle",
    "rule": "B3/S23",
    "pattern": "20b2o$11bo7bobo$9b3o8bo$8bo$8b2o$15bo$15bobo$16b3o3b2o$2o20b2o$2o3b3o$6bobo$8bo$14b2o$15bo$3bo8b3o$2bobo7bo$2b2o!"
  },
  {
    "name": "P36 toad hassler",
    "author": "Robert Wainwright",
    "description": "The first period 36 oscillator to be discovered",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2o16b2o$bo16bob$bobo12bobob$2b2o12b2o2b$7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b$2b2o12b2o2b$bobo12bobob$bo16bob$2o16b2o$11bo8b$9bo2bo7b$9bo2bo7b$10bo9b$2o16b2o$bo16bob$bobo12bobob$2b2o12b2o2b$7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b$2b2o12b2o2b$bobo12bobob$bo16bob$2o16b2o!"
  },
  {
    "name": "P40 B-heptomino shuttle",
    "author": "David Buckingham",
    "description": "The first period 40 oscillator to be discovered",
    "url": "",
    "rule": "B3/S23",
    "pattern": "b2o20b2ob$o2bo19b2ob$o25b$o25b$ob2o20b2o$2b2o18bob2o$22bo3b$22bo3b$b2o13b2o4bo2bo$b2o12bo2bo4b2ob$15bo2bo7b$14b2ob2o7b$15b2o9b2$7bo10bo7b$6bobo8bobo6b$7bo4b2o4bo7b$10bo4bo10b$10bo4bo10b$10bo4bo10b$11bo2bo11b$9bobo2bobo9b$9b2o4b2o!"
  },
  {
    "name": "P44 pi-heptomino hassler",
    "author": "David Buckingham",
    "description": "The first period 44 oscillator to be discovered.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "9b2o4b2o4b2o8b$8bo2bobo4bobo2bo7b$8b3o10b3o7b$11b2o6b2o10b$10bo2b6o2bo9b$10b2o8b2o9b12$2o12b3o12b2o$2o11bo3bo11b2o$13b2ob2o13b5$13b2ob2o13b$2o11bo3bo11b2o$2o12b3o12b2o12$10b2o8b2o9b$10bo2b6o2bo9b$11b2o6b2o10b$8b3o10b3o7b$8bo2bobo4bobo2bo7b$9b2o4b2o4b2o!"
  },
  {
    "name": "P5 reflector",
    "author": "",
    "description": "A period 5 oscillator that can act as a glider reflector.",
    "url": "http://www.conwaylife.com/wiki/P5_reflector",
    "rule": "B3/S23",
    "pattern": "8b2o19b$5bo2bobo18b$4bobobobo18b$3bobobo2b2o17b$3bo3bobo19b$2obobobob3obo8b2o5b$obo4bo2bo7b2o2b2o5b$2bob3o4bo3bobobo9b$2bo2bo5bo6bo10b$3bo3bob2o3bo10b2o2b$4b3ob2ob2o7b2o4bo2b$6bo4bo8b2o3bo3b$7b3obo5bo6b2o3b$10bob2o3b2o5bo2bob$9bo2bo6bo8bo$9b2o2b4o2bo7b2o2$13b3o3bo9b$12bo2bobobo9b$12b2o3bob3o7b$13bobo2bo3bo6b$13bob2obo2b2o6b$14bo2bo11b$15b2o!"
  },
  {
    "name": "P5 reflector with gliders",
    "author": "",
    "description": "A period 5 reflector (oscillator) reflecting gliders.",
    "url": "http://www.conwaylife.com/wiki/P5_reflector",
    "rule": "B3/S23",
    "pattern": "21bo7b$8b2o6b2o2bo8b$5bo2bobo4b2o3b3o6b$4bobobobo6bo11b$3bobobo2b2o17b$3bobobobo2bo16b$2ob2ob2obob3o8b2o5b$obo10bo4b2o2b2o5b$2bob2obobo3bo3bobo9b$2bo2bo7bo4bo10b$3bo3bobo3bo11b2o2b$4b3ob2ob2o6bobo2bo2bob$6bo4bo9b4o4b$7b3obo11b3o3b$10bob2o2b2obo7bob$9bo2bo3bobo7bobo$9b2o2b3ob2o8b2o$18bo10b$13b2o14b$12bo2bobobo9b$12b2ob3ob3o7b$13bobo2bo3bo6b$13bob2obo2b2o6b$14bo2bo11b$15b2o!"
  },
  {
    "name": "P50 traffic jam",
    "author": "Noam Elkies",
    "description": "The smallest known period 50 oscillator; discovered on October 16,\n1994",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P50_traffic_jam",
    "rule": "B3/S23",
    "pattern": "2o44b2o$o2b3o36b3o2bo$b2o30b3o9b2ob$6bo18bo15bo6b$6bo3bo12b2ob2o3bo5bo3bo6b$b2o5b2ob2o12bo5bo5bo7b2ob$o2b3o4bo20bo5bo4b3o2bo$2o44b2o$33b3o12b2$6bo2bo28bo2bo6b$5bob2obo26bob2obo5b$6bo2bo28bo2bo6b$6bo2bo28bo2bo6b$5bob2obo26bob2obo5b$6bo2bo28bo2bo!"
  },
  {
    "name": "P56 B-heptomino shuttle",
    "author": "David Buckingham",
    "description": "The smallest known period 56 oscillator",
    "url": "",
    "rule": "B3/S23",
    "pattern": "23b2ob$23b2ob3$6b2o16b2o$6b2o14bob2o$22bo3b$22bo3b$22bo2bo$6bo16b2ob$5bob2o17b$b2o2bo2bo17b$b2o5bo17b3$2b2o14b2o6b$ob2o14b2o6b$o25b$o25b$o2bo22b$b2o!"
  },
  {
    "name": "Paperclip",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Paperclip",
    "rule": "B3/S23",
    "pattern": "2b2ob$bo2bo$bob2o$2obob$o2bob$b2o!"
  },
  {
    "name": "Partial queen bee loop",
    "author": "Bill Gosper",
    "description": "Period 30 oscillator based on the queen bee loop.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle",
    "rule": "B3/S23",
    "pattern": "20b2o2b$20b2o2b$2b2o20b$2b2o20b4$3bo20b$2bobo19b$bo3bo18b$2b3o19b$2o3b2o17b$17b2o3b2o$19b3o2b$18bo3bob$19bobo2b$20bo3b$11bo12b$9bobo12b$8bobo13b$7bo2bo13b$8bobo13b$9bobo12b$11bo!"
  },
  {
    "name": "Pedestle",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pedestle",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$bo2b2o5b$b3o7b$5b3o3b$3b2o3bo2b$2bo4bo2bo$bobobobob2o$bobo3bobob$2obobobobob$o2bo4bo2b$2bo3b2o3b$3b3o5b$7b3ob$5b2o2bob$4bobo4b$5bo!"
  },
  {
    "name": "Penny lane",
    "author": "David Buckingham",
    "description": "A period 4 oscillator that was found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Penny_lane",
    "rule": "B3/S23",
    "pattern": "3b2o5b2o3b$3bo7bo3b$2obo2bobo2bob2o$2obobo3bobob2o$4bo2bo2bo4b$5b5o5b2$7bo7b$6bobo6b$7bo!"
  },
  {
    "name": "Pentadecathlon",
    "author": "John Conway",
    "description": "10 cells placed in a row evolve into this object, which is the most natural oscillator of period greater than 3. In fact, it is the fifth or sixth most common oscillator overall, being about as frequent as the clock, but much less frequent than the blinker, toad, beacon or pulsar.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentadecathlon",
    "rule": "B3/S23",
    "pattern": "2bo4bo2b$2ob4ob2o$2bo4bo!"
  },
  {
    "name": "Pentadecathlon on 37P7.1",
    "author": "",
    "description": "A small non-trivial period 105 oscillator\nwww.conwaylife.com/wiki/index.php?title=Pentadecathlon_on_37\nP7.1",
    "url": "",
    "rule": "B3/S23",
    "pattern": "bo15b$bo15b$obo14b$bo15b$bo6b2o5bob$bo5bo5b3ob$bo8bobo4b$obo10bo3b$bo6bo2b3o2bo$bo6bo5b3o$8bo3b2o3b$7b2o5bo2b$7bo2bob2o3b$8bobobo4b$9b2o2bo3b$12b2o!"
  },
  {
    "name": "Pentadecathlon on 38P7.2",
    "author": "",
    "description": "A small non-trivial period 105 oscillator\nwww.conwaylife.com/wiki/index.php?title=Pentadecathlon_on_38\nP7.2",
    "url": "",
    "rule": "B3/S23",
    "pattern": "11bo3bo4b$7bo2bobobobo2bo$bo5bobo2bobo2bobo$bo6bo2b2ob2o2bob$obo9bobo5b$bo7b2o5b2o2b$bo7bo7bo2b$bo9bo3bo4b$bo18b$obo5bo2bo3bo2bob$bo7b2o5b2o2b$bo!"
  },
  {
    "name": "Pentadecathlon on snacker",
    "author": "",
    "description": "A small period 45 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentadecathlon_on_snacker",
    "rule": "B3/S23",
    "pattern": "6bo4bo8b$4b2ob4ob2o6b$6bo4bo8b4$2o16b2o$bo16bob$bobo12bobob$2b2o12b2o2b$7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b$2b2o12b2o2b$bobo12bobob$bo16bob$2o16b2o!"
  },
  {
    "name": "Pentadecathlon on thumb 1",
    "author": "",
    "description": "The smallest known non-trivial period 45 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentadecathlon_on_thumb_1",
    "rule": "B3/S23",
    "pattern": "6bo4bo2b$4b2ob4ob2o$6bo4bo2b6$3b2o9b$3bobob2o2b2ob$2obo3bobo2bob$2obo3bob3o2b$3bo3bo6b$3bobob3o4b$4bobo3bo3b$6bo2b2o3b$6b2o!"
  },
  {
    "name": "Pentant",
    "author": "David Buckingham",
    "description": "A period 5 oscillator found in July 1976.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentant",
    "rule": "B3/S23",
    "pattern": "2o8b$bo8b$bobo6b$2b2o4b2o$9bo$5b4ob$5bo4b$2bo3b3ob$2b4o2bob$5bo4b$4bo5b$4b2o!"
  },
  {
    "name": "Pentapole",
    "author": "",
    "description": "The barberpole of length 5 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentapole",
    "rule": "B3/S23",
    "pattern": "2o6b$obo5b2$2bobo3b2$4bobob$7bo$6b2o!"
  },
  {
    "name": "Pentoad",
    "author": "Bill Gosper",
    "description": "A period 5 oscillator found in June 1977.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pentoad",
    "rule": "B3/S23",
    "pattern": "11b2o$11bob$9bobob$9b2o2b$5b2o6b$6bo6b$6bo6b$6b2o5b$2b2o9b$bobo9b$bo11b$2o!"
  },
  {
    "name": "Pentoad 1H2",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Pentoad_1H2",
    "rule": "B3/S23",
    "pattern": "8b2o5b$8bobo2b2o$9b3ob2o2$5b2o8b$6bo8b$6bo8b$6b2o7b$2b2o11b$bobo11b$bo13b$2o!"
  },
  {
    "name": "Pentoad 2",
    "author": "",
    "description": "A period 5 oscillator.",
    "url": "http://www.conwaylife.com/wiki/Pentoad_2",
    "rule": "B3/S23",
    "pattern": "b2o9b$b2o9b3$b3o8b$o11b$o11b$bo4b2o4b$3bo4bo3b$4b2o4bob$11bo$11bo$8b3ob3$9b2ob$9b2o!"
  },
  {
    "name": "Pentoad with two hexominoes",
    "author": "",
    "description": "A period 5 pentoad oscillator with two hexominoes in the middle.",
    "url": "http://www.conwaylife.com/wiki/Pentoad",
    "rule": "B3/S23",
    "pattern": "15b2o$15bob$13bobob$13b2o2b$9b2o6b$10bo6b$10bo6b$10b2o5b$5b2o10b$6bo10b$6bo10b$6b2o9b$2b2o13b$bobo13b$bo15b$2o!"
  },
  {
    "name": "Period 8 eater 3",
    "author": "",
    "description": "A period 8 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Eater_3",
    "rule": "B3/S23",
    "pattern": "11bo8b$10bobo7b$11bo8b2$9b5o6b$9bo4bo5b$12bo2bo4b$12b2obo2bob$9b2o4bobobo$4b2o2bo2bo3bo2bob$bo2bo4bobo2b2o4b$obobo5bo9b$bo2bob2o12b$4bob2o12b$5bo4bo9b$6b5o9b2$8bo11b$7bobo10b$8bo!"
  },
  {
    "name": "Period-36 glider gun",
    "author": "Jason Summers",
    "description": "A true period 36 glider gun found by Jason Summers in 2004.",
    "url": "http://conwaylife.com/wiki/Period-36_glider_gun",
    "rule": "B3/S23",
    "pattern": "48bo$46b3o$45bo$45b2o4$41bo$40bo2$33b2o$32bo2bo$32bobo2bo$33bo3bo$37bo$34bo7b2o$35b2o4bobo$41bo2bo$42b2o$38bo4bo$38b2o$37bo2bo$38bobo4b2o$38b2o7bo$26b2o16bo$2o23bo2bo15bo3bo$bo21bo2bobo15bo2bobo$bobo18bo4bo18bo2bo$2b2o18bo24b2o$13b3o8b3o$13bo$13bobo19bo$14b2o20b2o$23b2o10b2o$23bobo$25bo$12b3o8b3o$16bo$11bo4bo$10bobo2bo$10bo2bo17b2o$11b2o11bo3bo5bob2o$23bobo11bo$23bobo9b2o$20b2obobob8o2b3o$20b2obo12bo2bo$23bo13b2o$23bobo4b2o$24b2o4b2o!"
  },
  {
    "name": "Period-45 glider gun",
    "author": "Matthias Merzenich",
    "description": "A true period 45 glider gun found by Matthias Merzenich in 2010, with improvements by Adam P. Goucher, Dave Greene and Tanner Jacobi.",
    "url": "http://conwaylife.com/wiki/Period-45_glider_gun",
    "rule": "B3/S23",
    "pattern": "15bo2bo2bo$15b7o2$15b7o$15bo2bo2bo6$16bo2bo$12b2o2bo2bo$12b2o2bo2bo7b2o$27b2o4b2o3bo2bo3b2o$33b5o4b5o$33b2o3bo2bo3b2o$27b3o2$2ob2o$bobo23b3o$bobo6b3o$2ob2o29bobo$bobo31b2o$bobo6b3o22bo$2ob2o2$11b2o$11b2o7bo2bo2b2o$20bo2bo2b2o$20bo2bo3$47bo$45bobo$46b2o$18bo2bo2bo$18b7o2$18b7o$18bo2bo2bo!"
  },
  {
    "name": "Period-60 glider gun",
    "author": "Bill Gosper",
    "description": "The first true period 60 glider gun, found by Bill Gosper.",
    "url": "http://conwaylife.com/wiki/Period-60_glider_gun",
    "rule": "B3/S23",
    "pattern": "27bo$27b4o$11bo16b4o$10bobo5b2o8bo2bo5b2o$3b2o3b2o3bo14b4o5b2o$3b2o3b2o3bo4bobob2o3b4o$8b2o3bo5b2o3bo2bo$10bobo10bo$11bo8bo2bo2$26bobo$28bo$24bo$26bo$25bo2$11b2o$11b2o4bo$2o6b2o6b5ob2o$2o5b3o5bo2b2o4bo$8b2o5b2o8bo12bo$11b2o4bo7bo10bobo$11b2o12bo11b2o$24bo8b2o$22b2o9bobo$35bo$35b2o!"
  },
  {
    "name": "Phoenix 1",
    "author": "",
    "description": "A period 2 oscillator found in December 1971. It is the smallest known phoenix.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Phoenix_1",
    "rule": "B3/S23",
    "pattern": "3bo4b$3bobo2b$bo6b$6b2o$2o6b$6bob$2bobo3b$4bo!"
  },
  {
    "name": "Phoenix 1 extended",
    "author": "",
    "description": "An extension of the period 2 phoenix 1 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Phoenix_1",
    "rule": "B3/S23",
    "pattern": "3bo7bo4b$3bobo5bobo2b$bo5bobo6b$7bo6b2o$2o14b$14bob$2bo13b$12b2o2b$2b2o12b$13bo2b$bo14b$14b2o$2o6bo7b$6bobo5bob$2bobo5bobo3b$4bo7bo!"
  },
  {
    "name": "Pi eater",
    "author": "Bill Gosper",
    "description": "Two blocks acting as a pi eater. Found in April 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pi-heptomino",
    "rule": "B3/S23",
    "pattern": "2o5b2o$2o5b2o8$3b3o3b$3bobo3b$3bobo!"
  },
  {
    "name": "Pi eater 2",
    "author": "",
    "description": "A pi eater.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pi-heptomino",
    "rule": "B3/S23",
    "pattern": "2o19b2o$bo8b3o8bob$bobo6bobo6bobob$2b2o6bobo6b2o!"
  },
  {
    "name": "Pi portraitor",
    "author": "Robert Wainwright",
    "description": "A period 32 oscillator that was found in 1984 or 1985.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pi_portraitor",
    "rule": "B3/S23",
    "pattern": "11b2o11b$6b2obo4bob2o6b$6bo10bo6b$7b2o6b2o7b$4b3o2b6o2b3o4b$4bo2bo8bo2bo4b$b2obobo10bobob2ob$bobobo12bobobob$3bo16bo3b$bo2bo14bo2bob$4bo7b3o4bo4b$o3bo7bobo4bo3bo$o3bo7bobo4bo3bo$4bo14bo4b$bo2bo14bo2bob$3bo16bo3b$bobobo12bobobob$b2obobo10bobob2ob$4bo2bo8bo2bo4b$4b3o2b6o2b3o4b$7b2o6b2o7b$6bo10bo6b$6b2obo4bob2o6b$11b2o!"
  },
  {
    "name": "Pi-heptomino",
    "author": "",
    "description": "One of 108 heptominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pi-heptomino",
    "rule": "B3/S23",
    "pattern": "3o$obo$obo!"
  },
  {
    "name": "Pinwheel",
    "author": "Simon Norton",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pinwheel",
    "rule": "B3/S23",
    "pattern": "6b2o4b$6b2o4b2$4b4o4b$2obo4bo3b$2obo2bobo3b$3bo3b2ob2o$3bobo2bob2o$4b4o4b2$4b2o6b$4b2o!"
  },
  {
    "name": "Pipsquirter 1",
    "author": "Noam Elkies",
    "description": "A period 6 pipsquirter oscillator found in November 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pipsquirter_1",
    "rule": "B3/S23",
    "pattern": "3b2ob2o7b$b3obob3o5b$o4bo4bo4b$ob2o2b2obobo3b$bo2b2o3bobo3b$2b2o2b2obobob2o$4bo4bobob2o$4b4ob2o4b$8bo6b$6bobo6b$6b2o!"
  },
  {
    "name": "Pipsquirter 1 as reflector",
    "author": "",
    "description": "A pipsquirter 1 reflecting a glider.",
    "url": "http://www.conwaylife.com/wiki/Pipsquirter",
    "rule": "B3/S23",
    "pattern": "12bo9b$3b2o6b2o9b$3bo7bobo5bo2b$5bo12bo3b$4b4o10b3ob$3bo4bo13b$3b5obo12b$b2o3bo2bo12b$o2b3obob2o9b2o$2obobobo8b2o2b2o$3bo2bob2o2b2obobo4b$3b2obobo7bo5b$5bobob2o11b$5bobobo8b2o2b$6bo2bo8bo3b$7b2o10b3o$21bo!"
  },
  {
    "name": "Pipsquirter 2",
    "author": "Noam Elkies",
    "description": "A period 7 pipsquirter oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pipsquirter_2",
    "rule": "B3/S23",
    "pattern": "6b2o5b$6bobo4b$8bo4b$3bo2bob2o3b$3b4o6b$7b2o2b2o$3b4o6b$obo3bob2o3b$2ob2obobo4b$3bo4bo4b$3bobobob2o2b$2obobobobo3b$obo4bobo3b$2bob2obo2b2ob$2bobo3bobo2b$b2o2bob2obo2b$2bobo4bo3b$2bo3b3o4b$3b2obo6b$8b3o2b$b7o2bo2b$bo2bo2bo!"
  },
  {
    "name": "Pipsquirter 2 reflector",
    "author": "Noam Elkies",
    "description": "Pipsquirter 2 acting as a reflector.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pipsquirter_2",
    "rule": "B3/S23",
    "pattern": "17bo3b$17bobob$17b2o2b$6b2o13b$6bobo12b$8bo10b2o$3bo2bob2o5b2o2b2o$3b4o3bo3bobo4b$7bob2o4bo5b$3b4o3bo10b$2bo5b2o7b2o2b$o2b2obobo8bo3b$2obo4bo9b3o$3bobobob2o9bo$3bobobobo11b$b2ob2obobo11b$2bo2b3o2b2o9b$2bo5bobo10b$b2ob5obo10b$2bobo4bo11b$2bo3b3o12b$3b2obo14b$8b3o10b$b7o2bo10b$bo2bo2bo!"
  },
  {
    "name": "Piston",
    "author": "",
    "description": "A period 2 oscillator found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Piston",
    "rule": "B3/S23",
    "pattern": "2o7b2o$obo2bo2bobo$2b4o2bo2b$obo2bo2bobo$2o7b2o!"
  },
  {
    "name": "Pond",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pond",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$o2bo$b2o!"
  },
  {
    "name": "Pond and dock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Pond_and_dock",
    "url": "http://conwaylife.com/patterns/pondanddock.rle",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobobo$o2bobo$b2o2bo$5bobo$6b2o!"
  },
  {
    "name": "Pond on pond",
    "author": "",
    "description": "A 16-cell pseudo still life made up of two ponds.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pond_on_pond",
    "rule": "B3/S23",
    "pattern": "b2o3b2ob$o2bobo2bo$o2bobo2bo$b2o3b2o!"
  },
  {
    "name": "Popover",
    "author": "Robert Wainwright",
    "description": "A period 32 oscillator that works by hassling a pi-heptomino.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Popover",
    "rule": "B3/S23",
    "pattern": "21bo10b$20bobo9b2$13b2o3bo3b2o8b$13b2o2bo5bo8b$18bobo11b$20b2o10b$14b2o16b$3b2o8bo2bo15b$bobo9bobo4bo11b$o5bo7bo5bo11b$bo3b2o2b3o8bo11b2$3bobo16b2o3b2o3b$4bo12bo3bo2bo2b2o3b$8bo7b3o3bobo7b$7bobo6bobo4bo8b$3b2o2bo2bo16bo4b$3b2o3b2o16bobo3b2$11bo8b3o2b2o3bob$11bo13bo5bo$11bo5b2o9bobob$16bobo8b2o3b$16b3o13b$10b2o20b$11bobo18b$8bo5bo2b2o13b$8b2o3bo3b2o13b2$9bobo20b$10bo!"
  },
  {
    "name": "Pre-beehive",
    "author": "",
    "description": "A common parent of the beehive.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-beehive",
    "rule": "B3/S23",
    "pattern": "3o$3o!"
  },
  {
    "name": "Pre-block",
    "author": "",
    "description": "A block parent.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-block",
    "rule": "B3/S23",
    "pattern": "ob$2o!"
  },
  {
    "name": "Pre-pulsar",
    "author": "",
    "description": "A common predecessor of the pulsar. It duplicates itself after 15 generations, although it fails to be a true replicator because of the way the that two copies then interact.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar",
    "rule": "B3/S23",
    "pattern": "3o3b3o$obo3bobo$3o3b3o!"
  },
  {
    "name": "Pre-pulsar hassler 55",
    "author": "David Buckingham",
    "description": "The smallest known period 55 oscillator, discovered on January 26,\n1986\nhttp://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_hassler_5\n5",
    "url": "",
    "rule": "B3/S23",
    "pattern": "8bo25bo8b$7bobo23bobo7b$8bo25bo8b$13bo15bo13b$6b5o2b3o11b3o2b5o6b$5bo4bo5bo9bo5bo4bo5b$4bo2bo7b2o9b2o7bo2bo4b$bo2bob2o27b2obo2bob$obobo5bo21bo5bobobo$bo2bo4bobo19bobo4bo2bob$4b2o2bo2bo6bo5bo6bo2bo2b2o4b$9b2o6b3o3b3o6b2o9b4$9b2o21b2o9b$4b2o2bo2bo19bo2bo2b2o4b$bo2bo4bobo19bobo4bo2bob$obobo5bo21bo5bobobo$bo2bob2o27b2obo2bob$4bo2bo27bo2bo4b$5bo4bo3b2o11b2o3bo4bo5b$6b5o4bo11bo4b5o6b$13bobobo7bobobo13b$8bo3bobob2o7b2obobo3bo8b$7bobo2bobo13bobo2bobo7b$8bo4b2o13b2o4bo!"
  },
  {
    "name": "Pre-pulsar predecessor",
    "author": "",
    "description": "A common four-generation predecessor of the pre-pulsar.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar",
    "rule": "B3/S23",
    "pattern": "bo5bob$3o3b3o!"
  },
  {
    "name": "Pre-pulsar shuttle 26",
    "author": "David Buckingham and Noam Elkies",
    "description": "The smallest known period 26 oscillator, discovered on January 18,\n1983 and improved on April 22, 1997",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_26",
    "rule": "B3/S23",
    "pattern": "16bo3bo16b$10b2o4bo3bo4b2o10b$10bo5bo3bo5bo10b$7b2obo15bob2o7b$6bobob2o13b2obobo6b$6bobo6bo5bo6bobo6b$4b2o2bo5b3o3b3o5bo2b2o4b$3bo4b2o17b2o4bo3b$3b5o21b5o3b$7bo21bo7b$b4o27b4ob$bo2bo27bo2bob2$15b2o3b2o15b$6bo9bo3bo9bo6b$5b2o6bo9bo6b2o5b$3o3bo6b2o7b2o6bo3b3o4$3o3bo6b2o7b2o6bo3b3o$5b2o6bo9bo6b2o5b$6bo9bo3bo9bo6b$15b2o3b2o15b2$bo2bo27bo2bob$b4o27b4ob$7bo21bo7b$3b5o21b5o3b$3bo4b2o17b2o4bo3b$4b2o2bo5b3o3b3o5bo2b2o4b$6bobo6bo5bo6bobo6b$6bobob2o13b2obobo6b$7b2obo15bob2o7b$10bo5bo3bo5bo10b$10b2o4bo3bo4b2o10b$16bo3bo!"
  },
  {
    "name": "Pre-pulsar shuttle 26 variant",
    "author": "\"Thunk\" and Matthias Merzenich",
    "description": "A variant of the p26 pre-pulsar shuttle with a minimum\npopulation of 144 cells",
    "url": "http://conwaylife.com/wiki/Pre-pulsar_shuttle_26",
    "rule": "B3/S23",
    "pattern": "12b2o11b2o$12b2o3bo3bo3b2o$17bo3bo$17bo3bo$11bo15bo$10bobo13bobo$11bo4bo5bo4bo$15b3o3b3o3$5bo27bo$4bobo25bobo$2o3bo27bo3b2o$2o35b2o$16b2o3b2o$7bo9bo3bo9bo$6b2o6bo9bo6b2o$b3o3bo6b2o7b2o6bo3b3o4$b3o3bo6b2o7b2o6bo3b3o$6b2o6bo9bo6b2o$7bo9bo3bo9bo$16b2o3b2o$2o35b2o$2o3bo27bo3b2o$4bobo25bobo$5bo27bo3$15b3o3b3o$11bo4bo5bo4bo$10bobo13bobo$11bo15bo$17bo3bo$17bo3bo$12b2o3bo3bo3b2o$12b2o11b2o!"
  },
  {
    "name": "Pre-pulsar shuttle 28",
    "author": "",
    "description": "A period 28 shuttle oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_28",
    "rule": "B3/S23",
    "pattern": "7b2o13b$2o5b2o8bo4b$bo14bob2o2b$bobo16bob$2b2o12bo2bobo$18bo2bo$19b2ob2$7bo5bo8b$6b3o3b3o4b2ob$18bo2bo$2b2o13bobobo$bobo13bo2bob$bo14bo5b$2o5b2o8bobo2b$7b2o!"
  },
  {
    "name": "Pre-pulsar shuttle 28 variant",
    "author": "Matthias Merzenich",
    "description": "(One of) the smallest known period 28 oscillator in terms of population\nas of November 2016.",
    "url": "http://conwaylife.com/wiki/Pre-pulsar_shuttle_28",
    "rule": "B3/S23",
    "pattern": "7b2o$2o5b2o8bo$bo14bob2o$bobo16bo$2b2o12bo2bobo$18bo2bo$19b2o2$7bo5bo$6b3o3b3o$2bo15bo$bobo13bobo$2bo15bo$8bo3bo$8bo3bo$3b2o3bo3bo3b2o$3b2o11b2o!"
  },
  {
    "name": "Pre-pulsar shuttle 29",
    "author": "David Buckingham",
    "description": "A period 29 pre-pulsar shuttle oscillator, found in 1980.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_29",
    "rule": "B3/S23",
    "pattern": "15bo12b$13b3o12b$12bo15b$12b2o14b2$bo26b$obo4bo20b$bo5b2o6b2o11b$7bo7b2o11b3$19b2o7b$7bo11b2o5b2o$bo5b2o17bob$obo4bo16bobob$bo22b2o2b4$14bo5bo7b$13b3o3b3o6b5$13bo7bo6b$12bobo5bobo5b$13bo7bo!"
  },
  {
    "name": "Pre-pulsar shuttle 29 v2",
    "author": "",
    "description": "A period 29 shuttle oscillator that involves a pre-pulsar being hassled.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_29",
    "rule": "B3/S23",
    "pattern": "10b2o3b2o10b$9bo2bobo2bo9b$5b2o3b2o3b2o3b2o5b$5bo15bo5b$2b2obo15bob2o2b$o2bob2o13b2obo2bo$2obo19bob2o$3bo19bo3b$3b2o17b2o3b$9b3o3b3o9b$9bobo3bobo9b$9b3o3b3o9b4$9bo7bo9b$8bobo5bobo8b$9bo7bo!"
  },
  {
    "name": "Pre-pulsar shuttle 29 v3",
    "author": "",
    "description": "A period 29 shuttle oscillator in which four pre-pulsars are hassled.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_29",
    "rule": "B3/S23",
    "pattern": "16b2o3b2o16b$15bo2bobo2bo15b$11b2o3b2o3b2o3b2o11b$11bo15bo11b$8b2obo15bob2o8b$7bobob2o13b2obobo7b$7bobo19bobo7b$5b2o2bo19bo2b2o5b$4bo4b2o17b2o4bo4b$4b5o6b3o3b3o6b5o4b$8bo6bobo3bobo6bo8b$2b4o9b3o3b3o9b4o2b$2bo2bo27bo2bo2b3$bo7b3o15b3o7bob$obo6bobo15bobo6bobo$obo6b3o15b3o6bobo$bo35bob2$bo35bob$obo6b3o15b3o6bobo$obo6bobo15bobo6bobo$bo7b3o15b3o7bob3$2bo2bo27bo2bo2b$2b4o9b3o3b3o9b4o2b$8bo6bobo3bobo6bo8b$4b5o6b3o3b3o6b5o4b$4bo4b2o17b2o4bo4b$5b2o2bo19bo2b2o5b$7bobo19bobo7b$7bobob2o13b2obobo7b$8b2obo15bob2o8b$11bo15bo11b$11b2o3b2o3b2o3b2o11b$15bo2bobo2bo15b$16b2o3b2o!"
  },
  {
    "name": "Pre-pulsar shuttle 47",
    "author": "",
    "description": "A period 47 shuttle oscillator that works by hassling two pre-pulsars.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pre-pulsar_shuttle_47",
    "rule": "B3/S23",
    "pattern": "11bo7bo11b$10bobo5bobo10b$11bo7bo11b4$6bo17bo6b$6bo17bo6b$6bo17bo6b$2b2o23b2o2b$bobo7b3o3b3o7bobob$bo8bo3bobo3bo8bob$2o27b2o2$7b2o13b2o7b$7b2o13b2o7b2$2o27b2o$bo8bo3bobo3bo8bob$bobo7b3o3b3o7bobob$2b2o23b2o2b$6bo17bo6b$6bo17bo6b$6bo17bo6b4$11bo7bo11b$10bobo5bobo10b$11bo7bo!"
  },
  {
    "name": "Pre-pulsar shuttle 58",
    "author": "Tanner Jacobi",
    "description": "Period-58 oscillator with a 50% smaller population\nthan the previous Snark-based record.",
    "url": "http://www.conwaylife.com/wiki/Pre-pulsar_shuttle_58",
    "rule": "B3/S23",
    "pattern": "2b2obo13bob2o$2bob2o13b2obo2$3b3o13b3o$2bo2bo13bo2bo$2b2o17b2o2$2b4o13b4o$2bo2bo13bo2bo$3bo5bo5bo5bo$3o5b3o3b3o5b3o$o23bo4$o23bo$3o19b3o$3bo17bo$2bo2bo13bo2bo$2b4o13b4o2$2b2o17b2o$2bo2bo13bo2bo$3b3o13b3o2$2bob2o13b2obo$2b2obo13bob2o!"
  },
  {
    "name": "Pressure cooker",
    "author": "",
    "description": "A period 3 oscillator found by the MIT group in September 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pressure_cooker",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$4bobo4b$3b2ob2o3b$obo5bobo$2obobobob2o$3bo3bo3b$3bo3bo3b$4b3o4b2$3bob2o4b$3b2obo!"
  },
  {
    "name": "Protein",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in November 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Protein",
    "rule": "B3/S23",
    "pattern": "4b2o7b$4bo8b$6bo6b$2b4obob2o2b$bo5bobo2bo$bo2b2obobob2o$2obo5bo3b$3bo2b2obo3b$3bo4bo4b$4b4o5b2$4b2o7b$4b2o!"
  },
  {
    "name": "Pseudo-barberpole",
    "author": "Achim Flammenkamp",
    "description": "Found in August 1994. In terms of its minimum population of 15, this is the smallest known period 5 oscillator (as of January 2009).",
    "url": "",
    "rule": "B3/S23",
    "pattern": "10b2o$11bo$9bo2b$7bobo2b2$5bobo4b2$3bobo6b2$2b2o8b$o11b$2o!"
  },
  {
    "name": "Pseudo-barberpole on 36p22",
    "author": "",
    "description": "The smallest non-trivial period 110 oscillator",
    "url": "",
    "rule": "B3/S23",
    "pattern": "23b2o10b$23bo11b$25b2o8b2$2o24bobo6b$bo33b$bobo13b3o8bobo4b$2b2o3bo8bo3bo14b$6bob2o6bo4bo8bobo2b$5bo4bo6b2obo11bo2b$6bo3bo8bo3b2o9bo$7b3o13bobo7b2o$25bo9b$25b2o!"
  },
  {
    "name": "Pseudo-barberpole on rattlesnake",
    "author": "",
    "description": "The smallest known period-55 oscillator.",
    "url": "http://conwaylife.com/wiki/Pseudo-barberpole_on_rattlesnake",
    "rule": "B3/S23",
    "pattern": "11b2o$12bo$9b2o2$7bobo2$5bobo$10b2o$3bobo3bobo$3bo5bo$bo6b2o$b2o3$5bo$5b2o$2obobob3o$ob2obobobo$6bo2b3o$7b2o3bo$9b3o$9bo!"
  },
  {
    "name": "Puffer 1",
    "author": "Bill Gosper",
    "description": "An orthogonal, period-128 puffer and the first puffer to be discove\nred",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Puffer_1",
    "rule": "B3/S23",
    "pattern": "b3o6bo5bo6b3ob$o2bo5b3o3b3o5bo2bo$3bo4b2obo3bob2o4bo3b$3bo19bo3b$3bo2bo13bo2bo3b$3bo2b2o11b2o2bo3b$2bo3b2o11b2o3bo!"
  },
  {
    "name": "Puffer 2",
    "author": "Bill Gosper",
    "description": "An orthogonal period 140 c/2 puffer. The second puffer to be found. It uses two lightweight spaceships to escort a B-heptomino.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Puffer_2",
    "rule": "B3/S23",
    "pattern": "b3o11b3o$o2bo10bo2bo$3bo4b3o6bo$3bo4bo2bo5bo$2bo4bo8bo!"
  },
  {
    "name": "Pufferfish",
    "author": "Richard Schank",
    "description": "An almost natural c/2 puffer, discovered in November 2014.",
    "url": "http://www.conwaylife.com/wiki/Pufferfish",
    "rule": "B3/S23",
    "pattern": "3bo7bo$2b3o5b3o$b2o2bo3bo2b2o$3b3o3b3o2$4bo5bo$2bo2bo3bo2bo$o5bobo5bo$2o4bobo4b2o$6bobo$3bobo3bobo$4bo5bo!"
  },
  {
    "name": "Pufferfish with a companion",
    "author": "Ivan Fomichev",
    "description": "A c/2 fuse for pufferfish's exhaust, found in December 2014.",
    "url": "http://www.conwaylife.com/wiki/Pufferfish",
    "rule": "B3/S23",
    "pattern": "3bo7bo$2b3o5b3o$b2o2bo3bo2b2o$3b3o3b3o2$4bo5bo$2bo2bo3bo2bo$o5bobo5bo$2o4bobo4b2o$6bobo$3bobo3bobo$4bo5bo4$15bo$4b2o3b2o3b3o$4b2o3b2o2bo2b2o$13bo3bo$17bo$16bo$11bobo$4b2o7bo$4b2o$13b2o$11bobo$12bo!"
  },
  {
    "name": "Pulsar",
    "author": "John Conway",
    "description": "A period 3 oscillator. Despite its size, this is the fourth most common oscillator (and by\nfar the most common of period greater than 2).",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pulsar",
    "rule": "B3/S23",
    "pattern": "2b3o3b3o2b2$o4bobo4bo$o4bobo4bo$o4bobo4bo$2b3o3b3o2b2$2b3o3b3o2b$o4bobo4bo$o4bobo4bo$o4bobo4bo2$2b3o3b3o!"
  },
  {
    "name": "Pulsar quadrant",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in July 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pulsar_quadrant",
    "rule": "B3/S23",
    "pattern": "5bo2b$3b3o2b$2bo3b2o$o2bo2bob$o3bobob$o4bo2b2$2b3o!"
  },
  {
    "name": "Pushalong 1",
    "author": "David Bell",
    "description": "An orthogonal period 4 c/2 pushalong that attaches to the front of a middleweight spaceship.\nFound in 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Pushalong_1",
    "rule": "B3/S23",
    "pattern": "3bo7b$bo2bo6b$o3bo6b$o3bo6b$2obo7b$5b2o4b$2bo2b2o4b$4bo6b$7b3ob$6b5o$5b2ob3o$6b2o!"
  },
  {
    "name": "Python siamese carrier",
    "author": "",
    "description": "An 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Python_siamese_carrier",
    "rule": "B3/S23",
    "pattern": "2b2o$3bo$bo$b2o$2bo$bo$o$2o!"
  },
  {
    "name": "Python siamese snake",
    "author": "",
    "description": "A small 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Python_siamese_snake",
    "rule": "B3/S23",
    "pattern": "b2o$2bo$bo$b2o$2bo$bo$o$2o!"
  },
  {
    "name": "Q-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "4o$3bo!"
  },
  {
    "name": "Quad",
    "author": "Robert Kraus",
    "description": "A period 2 oscillator that was found in April 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Quad",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o2bobo$bo4b$4bob$obo2bo$2o2b2o!"
  },
  {
    "name": "Quad pseudo still life",
    "author": "Gabriel Nivasch",
    "description": "A 34-cell pseudo still life that can be decomposed into four stable subpatterns, but can not be decomposed into two or three stable subpatterns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Quad_pseudo_still_life",
    "rule": "B3/S23",
    "pattern": "8b2ob$3b2obo2bob$3bob2obo2b$8b2ob$3bob2o3bo$b3ob2ob2ob$o7bo2b$b3ob2obo2b$3bobobo!"
  },
  {
    "name": "Quadpole",
    "author": "",
    "description": "The barberpole of length 4 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Quadpole",
    "rule": "B3/S23",
    "pattern": "2o5b$obo4b2$2bobo2b2$4bobo$5b2o!"
  },
  {
    "name": "Quadri-Snark",
    "author": "Tanner Jacobi",
    "description": "A color-preserving, period-quadrupling signal conduit with a repeat time of 48, found by Tanner Jacobi in 2017.",
    "url": "http://conwaylife.com/wiki/Quadri-Snark",
    "rule": "B3/S23",
    "pattern": "9b2o$10bo$8bo5b2o$8b2o5bo$15bob2o$8b2o2b2obo2bo$8b2o3bob2o$13bo$12b2o$19b2o$19bobo$21bo$21bob2o$11b2o5b2obobo$11b2o5b2obobo$21bob2o$2b2o14b4o2bo$bobo14bo3b2o$bo18b2o$2o19bo$19bo$19b2o!"
  },
  {
    "name": "Quadruple burloaferimeter",
    "author": "Dannyu NDos [David]",
    "description": "A C4-symmetric quadruple burloaferimeter variant found by Dannyu NDos [David] in November 2016.",
    "url": "http://conwaylife.com/wiki/Burloaferimeter",
    "rule": "B3/S23",
    "pattern": "6bo2bo6b$6b4o6b$16b$4b8o4b$3bo8bo3b$3bo3b3o2bo3b$2obobo2bo3bob2o$bobob2o3bobobob$bobobo3b2obobob$2obo3bo2bobob2o$3bo2b3o3bo3b$3bo8bo3b$4b8o4b$16b$6b4o6b$6bo2bo6b!"
  },
  {
    "name": "Quadruple burloaferimeter 2",
    "author": "Apple Bottom",
    "description": "A C4_4-symmetric quadruple burloaferimeter variant found by Apple Bottom on Catagolue on June 16 2017.",
    "url": "http://conwaylife.com/wiki/Burloaferimeter",
    "rule": "B3/S23",
    "pattern": "6b2o2b2o4b$6b2o2b2o4b$16b$4b8o4b$2obo8bo3b$2obo3b3o2bo3b$3bobobo4bob2o$3bobo3b2obob2o$2obob2o3bobo3b$2obo4bobobo3b$3bo2b3o3bob2o$3bo8bob2o$4b8o4b$16b$4b2o2b2o6b$4b2o2b2o6b!"
  },
  {
    "name": "Quasar",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in August 1971 that is quite similar to\nthe pulsar.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Quasar",
    "rule": "B3/S23",
    "pattern": "10b3o3b3o10b2$8bo4bobo4bo8b$8bo4bobo4bo8b$8bo4bobo4bo8b$10b3o3b3o10b2$8b3o7b3o8b$2b3o2bo4bo3bo4bo2b3o2b$7bo4bo3bo4bo7b$o4bobo4bo3bo4bobo4bo$o4bo17bo4bo$o4bo2b3o7b3o2bo4bo$2b3o19b3o2b2$2b3o19b3o2b$o4bo2b3o7b3o2bo4bo$o4bo17bo4bo$o4bobo4bo3bo4bobo4bo$7bo4bo3bo4bo7b$2b3o2bo4bo3bo4bo2b3o2b$8b3o7b3o8b2$10b3o3b3o10b$8bo4bobo4bo8b$8bo4bobo4bo8b$8bo4bobo4bo8b2$10b3o3b3o!"
  },
  {
    "name": "Quattuordecapole",
    "author": "",
    "description": "The barberpole of length 14.",
    "url": "http://conwaylife.com/wiki/Quattuordecapole",
    "rule": "B3/S23",
    "pattern": "15b2o$14bobo2$12bobo2$10bobo2$8bobo2$6bobo2$4bobo2$2bobo2$obo$2o!"
  },
  {
    "name": "Queen bee",
    "author": "",
    "description": "A pattern that lays a beehive on either side of itself before exploding.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee",
    "rule": "B3/S23",
    "pattern": "3bo3b$2bobo2b$bo3bob$2b3o2b$2o3b2o!"
  },
  {
    "name": "Queen bee loop",
    "author": "Bill Gosper",
    "description": "Period 30 oscillator originally found in 1970, similar to the queen\nbee shuttle.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle",
    "rule": "B3/S23",
    "pattern": "12bo11b$12bobo9b$13bobo8b$13bo2bo7b$13bobo8b$12bobo9b$12bo11b$3bo20b$2bobo19b$bo3bo18b$2b3o19b$2o3b2o17b$17b2o3b2o$19b3o2b$18bo3bob$19bobo2b$20bo3b$11bo12b$9bobo12b$8bobo13b$7bo2bo13b$8bobo13b$9bobo12b$11bo!"
  },
  {
    "name": "Queen bee shuttle",
    "author": "Bill Gosper",
    "description": "A period 30 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle",
    "rule": "B3/S23",
    "pattern": "9bo12b$7bobo12b$6bobo13b$2o3bo2bo11b2o$2o4bobo11b2o$7bobo12b$9bo!"
  },
  {
    "name": "Queen bee shuttle pi predecessor",
    "author": "Bill Gosper",
    "description": "A queen bee shuttle predecessor found in April 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle",
    "rule": "B3/S23",
    "pattern": "2o31b2o$2o31b2o3$16b3o16b$5b3o8bobo8b3o5b$16bobo!"
  },
  {
    "name": "Queen bee turning reaction 1",
    "author": "David Bell",
    "description": "A reaction in which two gliders collide with a queen bee, causing i\nt to rotate by 90 degrees.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee",
    "rule": "B3/S23",
    "pattern": "bo8b$2b2o6b$b2o7b2$o9b$obo7b$bobo6b$bo2bo5b$bobo4b2o$obo4b2ob$o8bo!"
  },
  {
    "name": "Quindecapole",
    "author": "",
    "description": "The barberpole of length 15.",
    "url": "http://conwaylife.com/wiki/Quindecapole",
    "rule": "B3/S23",
    "pattern": "16b2o$15bobo2$13bobo2$11bobo2$9bobo2$7bobo2$5bobo2$3bobo2$bobo$o$2o!"
  },
  {
    "name": "R-bee and snake",
    "author": "",
    "description": "A 13-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=R-bee_and_snake",
    "rule": "B3/S23",
    "pattern": "2obob$ob2ob2$b3ob$bo2bo$2b2o!"
  },
  {
    "name": "R-bee and snake_synth",
    "author": "",
    "description": "A 7-glider synthesis of R-bee and snake",
    "url": "http://www.conwaylife.com/wiki/index.php?title=R-bee_and_snake",
    "rule": "B3/S23",
    "pattern": "9bobo16b$9b2o17b$10bo17b3$2bo25b$obo2bo22b$b2o2bobo20b$5b2o17b2o2b$23bo2bob$24b3ob2$24b2obo$b2o21bob2o$2b2o2b2o20b$bo4bobo2b2o15b$6bo3b2o16b$12bo15b$3o25b$2bo25b$bo!"
  },
  {
    "name": "R-loaf",
    "author": "",
    "description": "A small induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=R-loaf",
    "rule": "B3/S23",
    "pattern": "3ob$o2bo$bobo$2bo!"
  },
  {
    "name": "R-mango and house",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/R-mango_and_house",
    "url": "http://conwaylife.com/patterns/rmangoandhouse.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo3b2o$o2bobobo$bobobo$2b2obobo$6b2o!"
  },
  {
    "name": "R-pentomino",
    "author": "",
    "description": "A methuselah with lifespan 1103.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=R-pentomino",
    "rule": "B3/S23",
    "pattern": "b2o$2ob$bo!"
  },
  {
    "name": "R190",
    "author": "Dave Buckingham, July 1996",
    "description": "Repeat time 107 ticks\nhttp://conwaylife.com/wiki/R190",
    "url": "http://www.conwaylife.com/patterns/r190.rle",
    "rule": "B3/S23",
    "pattern": "10b2o$7b2o2bo$5b3ob2o$4bo$bo2b4ob2o$b3o3bob2o$4bo$3b2o26b2o$31bo$29bobo$29b2o5$33b2obo$33bob2o2$o25b2o$obo23b2o$3o$2bo3$9b2o3b2o$10bo3bo$7b3o5b3o$7bo9bo$17bobo$18b2o6$25b3o$25bo$24b2o!"
  },
  {
    "name": "R2D2",
    "author": "Peter Raynham",
    "description": "A period 8 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=R2D2",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$3bobobo3b$3bobobo3b$2obo3bob2o$2obo3bob2o$3bo3bo3b$3bobobo3b$4bobo4b$5bo!"
  },
  {
    "name": "R64",
    "author": "Dave Buckingham, September 1995",
    "description": "Repeat time 153 ticks, or 61 ticks with the additional eater shown\nhttp://conwaylife.com/wiki/R64",
    "url": "http://www.conwaylife.com/patterns/r64.rle",
    "rule": "B3/S23",
    "pattern": "10b2o$10b2o5b2o$17b2o3$15b2o$15b2o$21b2o$21b2o4$bo$bobo$b3o$3bo4$3b2ob2o$2bobobobo$2bobo2bo$b2obo8b3o$o3b2o7bo$bobo2bobo3b2o$2ob2o2b2o!"
  },
  {
    "name": "Rabbits",
    "author": "Andrew Trevorrow",
    "description": "A methuselah with lifespan 17331.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Rabbits",
    "rule": "B3/S23",
    "pattern": "o3b3o$3o2bob$bo!"
  },
  {
    "name": "Rabbits_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of rabbits.",
    "url": "http://home.interserv.com/~mniemiec/objname.htm#R",
    "rule": "B3/S23",
    "pattern": "21bo26b$o18b2o27b$b2o17b2o26b$2o46b$19bo28b$18b2o18bo9b$18bobo16bobo8b$37bo2bo3b3ob$37bobo3bo3bo$17bo20bo4bo4b$10b2o4b2o25b2ob2o$10bobo3bobo26bo2b$10bo!"
  },
  {
    "name": "Racetrack",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Racetrack",
    "url": "http://conwaylife.com/patterns/racetrack.rle",
    "rule": "B3/S23",
    "pattern": "3b2o$b3obo$o4bo$b4o!"
  },
  {
    "name": "Racetrack and ortho-beacon",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Racetrack_and_ortho-beacon",
    "url": "http://conwaylife.com/patterns/racetrackandorthobeacon.rle",
    "rule": "B3/S23",
    "pattern": "4b2o$2b3obo$bo4bo$2b4o2$2b2o$3bo$o$2o!"
  },
  {
    "name": "Radial pseudo-barberpole",
    "author": "Gabriel Nivasch",
    "description": "A radially symmetric relative of the pseudo-barberpole",
    "url": "",
    "rule": "B3/S23",
    "pattern": "10b2ob$2o9bob$o8bo3b$2b2o3bobo3b2$3bobobo5b2$5bobobo3b2$3bobo3b2o2b$3bo8bo$bo9b2o$b2o!"
  },
  {
    "name": "Rattlesnake",
    "author": "Dean Hickerson",
    "description": "http://conwaylife.com/wiki/Rattlesnake",
    "url": "http://conwaylife.com/patterns/rattlesnake.rle",
    "rule": "B3/S23",
    "pattern": "8b2o$8bo$9bo$8b2o4$5bo$5b2o$2obobob3o$ob2obobobo$6bo2b3o$7b2o3bo$9b3o$9bo!"
  },
  {
    "name": "Rectifier",
    "author": "Adam P. Goucher",
    "description": "A 180-degree stable reflector with a recovery time of 106 generatio\nns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Rectifier",
    "rule": "B3/S23",
    "pattern": "bobo7bo29b$2b2o6bobo28b$2bo7bobo28b$11bo29b12$20b2o19b$20b2o19b2$2b2o37b$bobo37b$bo39b$2o39b$31b2o8b$30bo2bo2b2o3b$30bobo4bo3b$11b2o18bo5bob2o$10bobo21b2obobob$10bo23bo2bo2bo$9b2o20bo4bo2b2o$31b5o5b2$33b2obo4b$33bob2o!"
  },
  {
    "name": "Revolver",
    "author": "",
    "description": "A period 2 oscillator and flipper.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Revolver",
    "rule": "B3/S23",
    "pattern": "o12bo$3o4bo3b3o$3bobobo2bo3b$2bo6bobo2b$2bobo6bo2b$3bo2bobobo3b$3o3bo4b3o$o12bo!"
  },
  {
    "name": "Rich's p16",
    "author": "Rich Holmes",
    "description": "http://conwaylife.com/wiki/Rich%27s_p16",
    "url": "http://conwaylife.com/patterns/richsp16.rle",
    "rule": "B3/S23",
    "pattern": "4bo3bo$2b2obobob2o$bo3bobo3bo$o3b2ob2o3bo$obo7bobo$bo9bo2$4b2ob2o$3bobobobo$4bo3bo!"
  },
  {
    "name": "Ring of fire",
    "author": "Dean Hickerson",
    "description": "A large period 2 oscillator. It is a muttering moat that was found in September 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ring_of_fire",
    "rule": "B3/S23",
    "pattern": "16bo17b$14bobobo15b$12bobobobobo13b$10bobobobobobobo11b$8bobobo2b2obobobobo9b$6bobobobo6bo2bobobo7b$4bobobo2bo10bobobobo5b$5b2obo14bo2bobobo3b$3bo3bo18bob2o4b$4b3o20bo3bo2b$2bo25b3o3b$3b2o27bob$bo3bo24b2o2b$2b4o23bo3bo$o29b3ob$b3o29bo$o3bo23b4o2b$2b2o24bo3bob$bo27b2o3b$3b3o25bo2b$2bo3bo20b3o4b$4b2obo18bo3bo3b$3bobobo2bo14bob2o5b$5bobobobo10bo2bobobo4b$7bobobo2bo6bobobobo6b$9bobobobob2o2bobobo8b$11bobobobobobobo10b$13bobobobobo12b$15bobobo14b$17bo!"
  },
  {
    "name": "Rotated C",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Rotated_C",
    "url": "http://conwaylife.com/patterns/rotatedc.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo$2bo2b2o$obobobo$2o2bo$4bobo$5b2o!"
  },
  {
    "name": "Roteightor",
    "author": "Robert Wainwright",
    "description": "A period 8 oscillator that was found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Roteightor",
    "rule": "B3/S23",
    "pattern": "bo12b$b3o8b2o$4bo7bob$3b2o5bobob$10b2o2b2$6b2o6b$5b2obo5b$6b3o5b$2b2o3b3o4b$bobo5b2o3b$bo7bo4b$2o8b3ob$12bo!"
  },
  {
    "name": "Rumbling river 1",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator. A rumbling river that was found in November 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Rumbling_river_1",
    "rule": "B3/S23",
    "pattern": "14b2o6b2o6b2o3bob2o10b$4bo8bo2bo4bo2bo4bo2bo2b2obo10b$o2bobo4bo3b2o2bo3b2o2bo3bobo5bob2o7b$4obo2b6o2b6o2b6o2b6obobo7b$5bobo5bobo5bobo5bobo5bobo6b2ob$2b2obobobobo3bobobo3bobobo3bobobo3bobo5bob$bo5bobo3bobobo3bobobo3bobobo3bobobobob2o2b$b2o6bobo5bobo5bobo5bobo5bobo5b$7bobob6o2b6o2b6o2b6o2bob4o$7b2obo5bobo3bo2b2o3bo2b2o3bo4bobo2bo$10bob2o2bo2bo4bo2bo4bo2bo8bo4b$10b2obo3b2o6b2o6b2o!"
  },
  {
    "name": "S-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "2b2o$3o!"
  },
  {
    "name": "SW1T43",
    "author": "Simon Ekstrom",
    "description": "H-to-G3 converter found October 17, 2015\nhttp://conwaylife.com/forums/viewtopic.php?f=&p=23917#p23917\nwww.conwaylife.com/wiki/index.php?title=SW1T43",
    "url": "http://www.conwaylife.com/patterns/sw1t43.rle",
    "rule": "B3/S23",
    "pattern": "7b2o$7bo$5bobo$4bobo$2o3bo$2o$11b2o$11bobo$13bo$13bob2o$10b2obob2o$o8bo2bo$obo7b2o$3o$2bo7b4o$11bo2bo$9bo3b2o$9b2o!"
  },
  {
    "name": "Sailboat",
    "author": "Robert Wainwright",
    "description": "A period 16 oscillator made of a boat that is hassled by a Kok's galaxy, a figure eight, and two eater 3s. Found in June 1984.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sailboat",
    "rule": "B3/S23",
    "pattern": "8bo11bo8b$7bobo9bobo7b$8bo11bo8b2$6b5o7b5o6b$5bo4bo7bo4bo5b$4bo2bo13bo2bo4b$bo2bob2o13b2obo2bob$obobo5bo7b2o4bobobo$bo2bo4bobo5bo2bo3bo2bob$4b2o2bo2bo6bobo2b2o4b$9b2o8bo9b$13b2o14b$13bobo13b$14bo14b$17b3o9b$5bobo2bo5bo12b$5b3obob2o3bo3bo8b$4bo6bo4bo2bobo7b$5bo5b2o5bobo2bo5b$19bo3bo5b$4b2o5bo11bo5b$5bo6bo7b3o6b$4b2obob3o17b$6bo2bobo!"
  },
  {
    "name": "Schick engine",
    "author": "Paul Schick",
    "description": "An orthogonal period 12 c/2 tagalong found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Schick_engine",
    "rule": "B3/S23",
    "pattern": "bo2bo15b$o19b$o3bo15b$4o9b2o5b$6b3o5b2o4b$6b2ob2o6b3o$6b3o5b2o4b$4o9b2o5b$o3bo15b$o19b$bo2bo!"
  },
  {
    "name": "Scorpion",
    "author": "",
    "description": "A 16-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Scorpion",
    "rule": "B3/S23",
    "pattern": "3bo3b$b3o3b$o3b2ob$obobobo$b2obobo$5bo!"
  },
  {
    "name": "Scorpion_synth",
    "author": "Dean Hickerson",
    "description": "Glider syntheses of scorpion",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Scorpion",
    "rule": "B3/S23",
    "pattern": "7bo27b$5bobo27b$6b2o27b4$13bo21b$11b2o22b$12b2o21b2$31bo3b$9b3o17b3o3b$9bo6b3o9bo3b2ob$10bo5bo11bobobobo$17bo11b2obobo$33bob5$6bo28b$6bobo26b$6b2o27b2$o34b$b2o32b$2o33b11$16b2o17b$16bobo16b$16bo18b$2b2o2b2o23bo3b$3b2obobo20b3o3b$2bo3bo21bo3b2ob$28bobobobo$10b2o17b2obobo$9b2o22bob$11bo!"
  },
  {
    "name": "Scot's p5",
    "author": "Scot Ellison",
    "description": "A period 5 oscillator found in 2008.",
    "url": "http://www.conwaylife.com/wiki/Scot%27s_p5",
    "rule": "B3/S23",
    "pattern": "4bo3bo4b$3bobobobo3b$2bo7bo2b2$b3o5b3ob$4b2ob2o4b$3ob2ob2ob3o!"
  },
  {
    "name": "Scrubber",
    "author": "",
    "description": "A period 2 oscillator found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Scrubber",
    "rule": "B3/S23",
    "pattern": "4bo6b$2b3o6b$bo9b$bo2b3o4b$2obo3bo3b$3bo3bo3b$3bo3bob2o$4b3o2bob$9bob$6b3o2b$6bo!"
  },
  {
    "name": "Scrubber with blocks",
    "author": "",
    "description": "",
    "url": "",
    "rule": "B3/S23",
    "pattern": "4b2o$4b2o2$4b3o$3bo3bob2o$2obo3bob2o$2obo3bo$4b3o2$5b2o$5b2o!"
  },
  {
    "name": "Scrubber_synth",
    "author": "",
    "description": "A 10-glider synthesis of scrubber",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Scrubber",
    "rule": "B3/S23",
    "pattern": "20bo29b$18b2o30b$19b2o29b4$15bo34b$14bo35b$5bo8b3o33b$6b2o16bobo23b$5b2o17b2o24b$25bo24b$43bo6b$41b3o6b$32bobo5bo9b$32b2o6bo2b3o4b$33bo5b2obo3bo3b$42bo3bo3b$bo40bo3bob2o$b2o40b3o2bob$obo45bob$21b3o21b3o2b$21bo23bo4b$22bo27b$28b2o20b$27b2o21b$18b3o8bo20b$20bo29b$19bo30b4$14b2o34b$15b2o33b$14bo!"
  },
  {
    "name": "Seal",
    "author": "Nicolay Beluchenko",
    "description": "The first c/6 diagonal spaceship to be found. Has period 6.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Seal",
    "rule": "B3/S23",
    "pattern": "2b2o30b$b3ob3o26b$3bo3b2o25b$2ob2o2bo2bobo21b$o6bob4o21b$6b2obo2bo21b$o4b2o3bob2o20b$2o8bobo2bo18b$o2b5ob3o4bo17b$bo9bo4bo17b$b2obo2bo3bo3bo18b$2bo9b2o20b$9b2o2b2o4bo14b$2bo3b2obo4b3o2bo14b$3b2obob5o5bob2o12b$7b2ob2ob2ob2o2b3o11b$17bobo4bo9b$8b2o4bobo3b6o8b$13bo7b2o11b$13bo3bo16b$13bo4bo3b3o6bo2b$14b5o3b2ob2o2b2ob2o$17b2obo2bob2o2bo4b$16b2o5bo4bo2b3o$15b3obobobobo8b$22bo2bo8b$18bobo13b$19bo14b2$21b3o10b$21b3o10b2$20b2o12b$20b2o12b$21bo!"
  },
  {
    "name": "Semi-snark",
    "author": "Guam",
    "description": "A Spartan conduit, reflecting every other glider, found in July 2013.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "6bo10b2o$7b2o8bo$6b2o7bobo$15b2o$10bo$2o9b2o$2o8b2o3$17b2o$10b2o5b2o$10b2o2$5bo$4bobo$4b2o6b2o$12bo$13b3o$15bo!"
  },
  {
    "name": "Sesquihat",
    "author": "",
    "description": "A 13-cell still life that is roughly halfway between a hat and twin hat.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sesquihat",
    "rule": "B3/S23",
    "pattern": "4bo2b$2obobob$bobobob$bobob2o$2bo!"
  },
  {
    "name": "Shillelagh",
    "author": "",
    "description": "A common 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Shillelagh",
    "rule": "B3/S23",
    "pattern": "2o3b$o2b2o$b2obo!"
  },
  {
    "name": "Ship",
    "author": "",
    "description": "A common 6-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship",
    "rule": "B3/S23",
    "pattern": "2ob$obo$b2o!"
  },
  {
    "name": "Ship in a bottle",
    "author": "Bill Gosper",
    "description": "A period 16 oscillator found in August 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship_in_a_bottle",
    "rule": "B3/S23",
    "pattern": "4b2o6b2o4b$3bo2bo4bo2bo3b$3bobo6bobo3b$b2o2b3o2b3o2b2ob$o6bo2bo6bo$ob2o10b2obo$bobo10bobob$3b2o3b2o3b2o3b$7bobo8b$7b2o9b$3b2o8b2o3b$bobo10bobob$ob2o10b2obo$o6bo2bo6bo$b2o2b3o2b3o2b2ob$3bobo6bobo3b$3bo2bo4bo2bo3b$4b2o6b2o!"
  },
  {
    "name": "Ship maker",
    "author": "",
    "description": "A period 4 diagonal lightspeed fuse that makes ships as it burns.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship_maker",
    "rule": "B3/S23",
    "pattern": "39b2o$38bobo$37bo3b$36bo4b$35bo5b$34bo6b$33bo7b$32bo8b$31bo9b$30bo10b$29bo11b$28bo12b$27bo13b$26bo14b$25bo15b$24bo16b$23bo17b$22bo18b$21bo19b$20bo20b$19bo21b$18bo22b$17bo23b$16bo24b$15bo25b$14bo26b$13bo27b$12bo28b$11bo29b$10bo30b$9bo31b$8bo32b$7bo33b$6bo34b$6o35b$5bo35b$5bo35b$5bo35b$5bo35b$5bo!"
  },
  {
    "name": "Ship on bipole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Ship_on_bipole",
    "url": "http://conwaylife.com/patterns/shiponbipole.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo$b2o$3b2o$3bobo2$5bobo$6b2o!"
  },
  {
    "name": "Ship on long boat",
    "author": "",
    "description": "A 13-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship_on_long_boat",
    "rule": "B3/S23",
    "pattern": "2o5b$obo4b$b2o4b$3b2o2b$3bobob$4bobo$5bo!"
  },
  {
    "name": "Ship on quadpole",
    "author": "",
    "description": "A period 2 oscillator made up of a ship diagonally touching a quadpole.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship_on_quadpole",
    "rule": "B3/S23",
    "pattern": "2o8b$obo7b$b2o7b$3b2o5b$3bobo4b2$5bobo2b2$7bobo$8b2o!"
  },
  {
    "name": "Ship-tie",
    "author": "",
    "description": "A simple 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Ship-tie",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$b2o3b$3b2ob$3bobo$4b2o!"
  },
  {
    "name": "Short keys",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Short_keys",
    "rule": "B3/S23",
    "pattern": "bo8bob$ob3o2b3obo$bo2bo2bo2bob$4bo2bo!"
  },
  {
    "name": "Shuriken",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Shuriken\nhttp://conwaylife.com/patterns/shuriken.rle\nhttp://conwaylife.com/ref/mniemiec/20/20-21877.rle",
    "url": "https://catagolue.appspot.com/object/xs20_cq231eoz012311/b3s23",
    "rule": "B3/S23",
    "pattern": "3b2o$b3obo$o4bo$2o3b2o$bo4bo$bob3o$2b2o!"
  },
  {
    "name": "Sidecar",
    "author": "Hartmut Holzwart",
    "description": "An orthogonal period 4 c/2 tagalong for the heavyweight spaceship that was found in 1992.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sidecar",
    "rule": "B3/S23",
    "pattern": "bo6b$o5bob$o5bob$5obob2$4b2o2b$2bo4bo$bo6b$bo5bo$b6o!"
  },
  {
    "name": "Sidecar eater",
    "author": "",
    "description": "A pattern that is capable of eating a sidecar.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sidecar",
    "rule": "B3/S23",
    "pattern": "13b2o$13bo$11bobo$6bo4b2o$bo5bo$bo5bo$bob5o6b2o$14b2o$2b2o$o4bo$6bo8b2o$o5bo7bo2bo$b6o7bo2bo$15b2o!"
  },
  {
    "name": "Sidesnagger",
    "author": "",
    "description": "",
    "url": "http://conwaylife.com/wiki/Sidesnagger",
    "rule": "B3/S23",
    "pattern": "6bo$5bobo$4bo2bo3b2o$5b2o4b2o$bo$obo$2o$6b2o$6b2o!"
  },
  {
    "name": "Sidewalk",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sidewalk",
    "rule": "B3/S23",
    "pattern": "b2ob2o$2bobob$bo2bob$bobo2b$2ob2o!"
  },
  {
    "name": "Siesta",
    "author": "David Buckingham",
    "description": "A period 5 oscillator found in 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Siesta",
    "rule": "B3/S23",
    "pattern": "11b2o3b$3b2o5bobo3b$3bobo4bo5b$5bo3b2obo3b$3bob2o5b3ob$b3o5bobo3bo$o3bobo5b3ob$b3o5b2obo3b$3bob2o3bo5b$5bo4bobo3b$3bobo5b2o3b$3b2o!"
  },
  {
    "name": "Silver's p5",
    "author": "Stephen Silver",
    "description": "A period 5 oscillator found in February 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Silver's_p5",
    "rule": "B3/S23",
    "pattern": "2o9b$o10b$bo2bo6b$3b2o6b$3bo3bob2o$2bo4b2obo$2b2o!"
  },
  {
    "name": "Simkin glider gun",
    "author": "Michael Simkin",
    "description": "A true period 120 glider gun, found on April 28, 2015.",
    "url": "http://www.conwaylife.com/wiki/Simkin_glider_gun",
    "rule": "B3/S23",
    "pattern": "2o5b2o$2o5b2o2$4b2o$4b2o5$22b2ob2o$21bo5bo$21bo6bo2b2o$21b3o3bo3b2o$26bo4$20b2o$20bo$21b3o$23bo!"
  },
  {
    "name": "Six Ls",
    "author": "",
    "description": "A period 3 oscillator that has the same rotor as loading dock.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Six_Ls",
    "rule": "B3/S23",
    "pattern": "3bo3b$b3o2bo$o3b3o$3o4b$4b3o$3o3bo$o2b3ob$3bo!"
  },
  {
    "name": "Sixty-nine",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator found in October 1978.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sixty-nine",
    "rule": "B3/S23",
    "pattern": "9bo11b$8bobo10b2$6bo3b2o9b$5bo5bo9b$6bobo12b$8b2o6bo4b$16bo4b$2bo5b2o4b3o4b$2bo11b2o5b$3o7b2o2b2o2b3o$2o6bob2o4b3o2b$2o2b3obobo5b3o2b$2b3o16b$2b3o6bo9b$10bobo8b2$8bo3b2o7b$7bo5bo7b$8bobo10b$10b2o!"
  },
  {
    "name": "Skew R-bees",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Skew_R-bees",
    "url": "http://conwaylife.com/patterns/skewrbees.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$obo2bo$b2obobo$4bobo$4b2o!"
  },
  {
    "name": "Skewed pre-pulsar",
    "author": "",
    "description": "This pattern evolves similarly to a pre-pulsar, but it is unstable.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "6b3o$6bobo$3o3b3o$obo6b$3o!"
  },
  {
    "name": "Skewed quad",
    "author": "",
    "description": "A period 2 oscillator and muttering moat.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Skewed_quad",
    "rule": "B3/S23",
    "pattern": "b2o4b$bo3b2o$2bobobo2$obobo2b$2o3bob$4b2o!"
  },
  {
    "name": "Skewed traffic light",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in August 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Skewed_traffic_light",
    "rule": "B3/S23",
    "pattern": "13b2o9b$12bo2bo8b$13bobo8b$9b2o3bo9b$10bob2o10b$12bo11b$12bo11b2$2o8b3o6bo4b$4obo8bo3b2o4b$obo2b3obo4bo9b$9bo4bob3o2bobo$4b2o3bo8bob4o$4bo6b3o8b2o2$11bo12b$11bo12b$10b2obo10b$9bo3b2o9b$8bobo13b$8bo2bo12b$9b2o!"
  },
  {
    "name": "Slow puffer 2",
    "author": "David Bell",
    "description": "An orthogonal period 240 c/2 puffer that moves fast but creates relatively little debris.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Slow_puffer_2",
    "rule": "B3/S23",
    "pattern": "3bo9b2o7b$bo3bo6b2ob3o4b$o12b5o4b$o4bo8b3o5b$5o17b3$20bob$b2o10b2obo2bobo$2ob3o6bobob4obo$b4o3b3obo9b$2b2o8bobob4obo$13b2obo2bobo$5b2o13bob$3bo4bo13b$2bo19b$2bo5bo13b$2b6o6b3o5b$13b5o4b$12b2ob3o4b$13b2o!"
  },
  {
    "name": "Small lake",
    "author": "",
    "description": "A 20-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Small_lake",
    "rule": "B3/S23",
    "pattern": "4bo4b$3bobo3b$3bobo3b$b2o3b2ob$o7bo$b2o3b2ob$3bobo3b$3bobo3b$4bo!"
  },
  {
    "name": "Small lake variants",
    "author": "",
    "description": "Two variants of the Small lake.",
    "url": "http://conwaylife.com/wiki/Small_lake",
    "rule": "B3/S23",
    "pattern": "4bo11bo$3bobo9bobo$3bobo9bobo$b3ob3o5b2obob2o$o7bo3bo3bo3bo$b3ob3o5b2obob2o$3bobo9bobo$3bobo9bobo$4bo11bo!"
  },
  {
    "name": "Smaller newshuttle",
    "author": "David Buckingham",
    "description": "The second period 28 oscillator to be found",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Newshuttle",
    "rule": "B3/S23",
    "pattern": "19b2o14b$18bobo14b$7b2o7b3o7b2o7b$2o5b2o6bo3bo6b2o5b2o$bo13b2ob2o13bob$bobo27bobob$2b2o27b2o2b$6b3o3b3o5b3o3b3o6b$6bobo3bobo5bobo3bobo6b$6b3o3b3o5b3o3b3o6b4$2b2o27b2o2b$bobo27bobob$bo13b2ob2o13bob$2o5b2o6bo3bo6b2o5b2o$7b2o7b3o7b2o7b$18bobo14b$19b2o!"
  },
  {
    "name": "Smiley",
    "author": "Achim Flammenkamp",
    "description": "A period 8 oscillator found in July 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Smiley",
    "rule": "B3/S23",
    "pattern": "3ob3o$bobobob2$bo3bob2$obobobo$2bobo!"
  },
  {
    "name": "Snacker",
    "author": "Mark Niemiec",
    "description": "A period 9 oscillator consisting of a pentadecathlon with stabilizers that force it into a lower period.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snacker",
    "rule": "B3/S23",
    "pattern": "2o16b2o$bo16bob$bobo12bobob$2b2o12b2o2b$7bo4bo7b$5b2ob4ob2o5b$7bo4bo7b$2b2o12b2o2b$bobo12bobob$bo16bob$2o16b2o!"
  },
  {
    "name": "Snacker 2",
    "author": "Dean Hickerson",
    "description": "A period 9 oscillator in which two pentadecathlons with stabilizers which force them into a lower period.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snacker_2",
    "rule": "B3/S23",
    "pattern": "2o32b$bo32b$bobo25b2o3b$2b2o23bo2bo3b$7bo4bo14b3o4b$5b2ob4ob2o3bo4bo6b3ob$7bo4bo3b2ob4ob2o3bo3bo$2b2o14bo4bo6b3ob$bobo23b3o4b$bo25bo2bo3b$2o27b2o!"
  },
  {
    "name": "Snacker on 38P7.2",
    "author": "",
    "description": "A small non-trivial period 63 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snacker_on_38P7.2",
    "rule": "B3/S23",
    "pattern": "o9bo13b$3o5b3o13b$3bo3bo16b$2b2o3b2o6bo3bo4b$11bo2bobobobo2bo$5bo5bobo2bobo2bobo$5bo6bo2b2ob2o2bob$4bobo9bobo5b$5bo7b2o5b2o2b$5bo7bo7bo2b$5bo9bo3bo4b$5bo18b$4bobo5bo2bo3bo2bob$5bo7b2o5b2o2b$5bo18b2$2b2o3b2o15b$3bo3bo16b$3o5b3o13b$o9bo!"
  },
  {
    "name": "Snail",
    "author": "Tim Coe",
    "description": "The first c/5 orthogonal spaceship to be discovered. Has period 5. Found in January 1996.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snail",
    "rule": "B3/S23",
    "pattern": "bo36b$bo36b$o37b$b3o17b3o3b3o8b$b2obo9bo3bobo6b3o8b$2bo11b2obo7bo4b4o4b$6bo6bo3bobo3b2obo5b2o4b$3bo2bob3o3b2o9bo8b2obo$3b2obo5bo5bo17bob$9bob7o20b2$9bob7o20b$3b2obo5bo5bo17bob$3bo2bob3o3b2o9bo8b2obo$6bo6bo3bobo3b2obo5b2o4b$2bo11b2obo7bo4b4o4b$b2obo9bo3bobo6b3o8b$b3o17b3o3b3o8b$o37b$bo36b$bo!"
  },
  {
    "name": "Snake",
    "author": "",
    "description": "A common 6-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake",
    "rule": "B3/S23",
    "pattern": "2obo$ob2o!"
  },
  {
    "name": "Snake bridge snake",
    "author": "",
    "description": "A 12-cell still life composed of two diagonally-touching snakes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake_bridge_snake",
    "rule": "B3/S23",
    "pattern": "4b2o$4bob$5bo$4b2o$2obo2b$ob2o!"
  },
  {
    "name": "Snake dance",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in May 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake_dance",
    "rule": "B3/S23",
    "pattern": "3b2obo2b$3bob2o2b$2obo5b$bo2bob3o$o2bobo2bo$3obo2bob$5bob2o$2b2obo3b$2bob2o!"
  },
  {
    "name": "Snake pit",
    "author": "",
    "description": "A period 2 oscillator with the same rotor as fore and back.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake_pit",
    "rule": "B3/S23",
    "pattern": "ob2ob2o$2obobob$6bo$3ob3o$o6b$bobob2o$2ob2obo!"
  },
  {
    "name": "Snake pit 2",
    "author": "",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake_pit_2",
    "rule": "B3/S23",
    "pattern": "5b2o4b$4bo2bo3b$4bob2o3b$b2obo6b$obobob4ob$o9bo$b4obobobo$6bob2ob$3b2obo4b$3bo2bo4b$4b2o!"
  },
  {
    "name": "Snake pit 2_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of snake pit 2.",
    "url": "http://home.interserv.com/~mniemiec/objname.htm#S",
    "rule": "B3/S23",
    "pattern": "6bo29b$7bo28b$5b3o28b3$18bo11b2o4b$18bobo8bo2bo3b$18b2o9bob2o3b$26b2obo6b$25bobobob4ob$10b3o12bo9bo$10bo15b4obobobo$11bo19bob2ob$b2o25b2obo4b$obo5b3o17bo2bo4b$2bo7bo18b2o5b$9bo26b2$13b3o20b$13bo22b$14bo!"
  },
  {
    "name": "Snake siamese snake",
    "author": "",
    "description": "A 10-cell still life composed of two snakes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snake_siamese_snake",
    "rule": "B3/S23",
    "pattern": "2ob2obo$ob2ob2o!"
  },
  {
    "name": "Snake with feather",
    "author": "",
    "description": "A small 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Snake_with_feather",
    "rule": "B3/S23",
    "pattern": "2o$o2b2obo$bobob2o$2bo!"
  },
  {
    "name": "Snark",
    "author": "Mike Playle",
    "description": "The fastest and smallest 90-degree stable glider reflector (as of\nJune 2013).",
    "url": "http://www.conwaylife.com/wiki/Snark",
    "rule": "B3/S23",
    "pattern": "6b2o3b2o$6b2o2bob3o$10bo4bo$6b4ob2o2bo$6bo2bobobob2o$9bobobobo$10b2obobo$14bo2$2o$bo7b2o$bobo5b2o$2b2o7$12b2o$3b2o7bo$2bobo8b3o$4bo10bo!"
  },
  {
    "name": "Snorkel loop",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snorkel_loop",
    "rule": "B3/S23",
    "pattern": "2b2o2b$bo2bob$2bobob$obob2o$2o!"
  },
  {
    "name": "Snorkel loop_synth",
    "author": "",
    "description": "A six-glider synthesis of snorkel loop",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Snorkel_loop",
    "rule": "B3/S23",
    "pattern": "14bo18b$12b2o19b$13b2o18b$4bo28b$5b2o23b2ob$4b2o23bo2bo$b2o8b2o16bobob$obo7b2o15bobob2o$2bo9bo14b2o4b3$14b3o16b$14bo18b$15bo17b$9bo23b$9b2o22b$8bobo!"
  },
  {
    "name": "Sombreros",
    "author": "David Buckingham",
    "description": "A period 6 oscillator found in 1972. If the two halves are moved closer by 3 cells, a period 4 oscillator results.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sombreros",
    "rule": "B3/S23",
    "pattern": "3b2o8b2o3b$3bobo6bobo3b$5bo6bo5b$3bob2o4b2obo3b$b3o10b3ob$o3bobo4bobo3bo$b3o10b3ob$3bob2o4b2obo3b$5bo6bo5b$3bobo6bobo3b$3b2o8b2o!"
  },
  {
    "name": "Space rake",
    "author": "",
    "description": "An orthogonal period 20 c/2 forward glider rake.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Space_rake",
    "rule": "B3/S23",
    "pattern": "11b2o5b4o$9b2ob2o3bo3bo$9b4o8bo$10b2o5bo2bob2$8bo13b$7b2o8b2o3b$6bo9bo2bo2b$7b5o4bo2bo2b$8b4o3b2ob2o2b$11bo4b2o4b4$18b4o$o2bo13bo3bo$4bo16bo$o3bo12bo2bob$b4o!"
  },
  {
    "name": "Spacefiller 1",
    "author": "David Bell",
    "description": "A spacefiller that once was the smallest known.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Spacefiller_1",
    "rule": "B3/S23",
    "pattern": "5bobo21b$4bo2bo21b$3b2o24b$2bo26b$b4o24b$o4bo23b$o2bo25b$o2bo25b$bo9b3o3b3o9b$2b4obo2bo2bo3bo2bo8b$3bo3bo5bo3bo11b$4bo8bo3bo11b$4bobo6bo3bo11b2$3b3o5b3o3b3o9b$3b2o7bo5bo10b$3b3o6b7o10b$11bo7bo9b$4bobo3b11o8b$3bo2bo2bo12b2o5b$3bo5b12o3bo4b$3bo3bo13bo3bo3b$4bo3b12o5bo3b$5b2o12bo2bo2bo3b$8b11o3bobo4b$9bo7bo11b$10b7o6b3o3b$10bo5bo7b2o3b$9b3o3b3o5b3o3b2$11bo3bo6bobo4b$11bo3bo8bo4b$11bo3bo5bo3bo3b$8bo2bo3bo2bo2bob4o2b$9b3o3b3o9bob$25bo2bo$25bo2bo$23bo4bo$24b4ob$26bo2b$24b2o3b$21bo2bo4b$21bobo!"
  },
  {
    "name": "Spacefiller 2",
    "author": "Tim Coe",
    "description": "A spacefiller that fills space with zebra stripes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Max",
    "rule": "B3/S23",
    "pattern": "5b3o9b3o$5bo2bo8bo2bo$5bo6bo4bo$5bo5b3o3bo$5bo5bob2o2bo$5bo6b3o2bo$6bo2bo2b3o3bo$8bo3b3o$9bo5b2o$10b2o$10bo$11b2o$bo8bobobo8bo$o5bobobobob2o2bo5bo$o5b3o3bobob3o5bo$5obo3b2o2bo3bob5o$8bobo2b2obo$7b2obobobob2o$8bob2o2bobo$5obo3bo2b2o3bob5o$o5b3obobo3b3o5bo$o5bo2b2obobobobo5bo$bo8bobobo8bo$12b2o$14bo$13b2o$8b2o5bo$10b3o3bo$6bo3b3o2bo2bo$7bo2b3o6bo$7bo2b2obo5bo$7bo3b3o5bo$7bo4bo6bo$4bo2bo8bo2bo$5b3o9b3o!"
  },
  {
    "name": "Spark coil",
    "author": "",
    "description": "A period 2 oscillator found in 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Spark_coil",
    "rule": "B3/S23",
    "pattern": "2o4b2o$obo2bobo$2bo2bo2b$obo2bobo$2o4b2o!"
  },
  {
    "name": "Sparky",
    "author": "",
    "description": "An orthogonal c/4 period 4 tagalong.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Sparky",
    "rule": "B3/S23",
    "pattern": "10b2obo12b2o2b$6b3obob3o8bob3o2b$2bobo10bo3b2obo4bo2b$2o4b2o5bo3b4obo3b2o2b$2bob2o2bo4b3obo5b4obob$8bo4bo13b3o$2bob2o2bo4b3obo5b4obob$2o4b2o5bo3b4obo3b2o2b$2bobo10bo3b2obo4bo2b$6b3obob3o8bob3o2b$10b2obo12b2o!"
  },
  {
    "name": "Spider",
    "author": "David Bell",
    "description": "A c/5 period 5 orthogonal spaceship found in April 1997. It is the\nsmallest known c/5 spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Spider",
    "rule": "B3/S23",
    "pattern": "9bo7bo9b$3b2obobob2o3b2obobob2o3b$3obob3o9b3obob3o$o3bobo5bobo5bobo3bo$4b2o6bobo6b2o4b$b2o9bobo9b2ob$b2ob2o15b2ob2ob$5bo15bo!"
  },
  {
    "name": "Spiral",
    "author": "Robert Wainwright",
    "description": "A 20-cell still life consisting of a tub with four tails.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Spiral",
    "rule": "B3/S23",
    "pattern": "2o4bo$bo2b3o$bobo3b$2bobo2b$3bobob$3o2bob$o4b2o!"
  },
  {
    "name": "Stairstep hexomino",
    "author": "",
    "description": "One of 35 hexominoes. It is a predecessor of the blockade.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Stairstep_hexomino",
    "rule": "B3/S23",
    "pattern": "2o2b$b2ob$2b2o!"
  },
  {
    "name": "Star",
    "author": "Hartmut Holzwart",
    "description": "A period 3 oscillator found in February 1993.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Star",
    "rule": "B3/S23",
    "pattern": "4b3o4b2$2bobobobo2b2$obo5bobo$o9bo$obo5bobo2$2bobobobo2b2$4b3o!"
  },
  {
    "name": "Star with blocks",
    "author": "",
    "description": "A period 3 oscillator that is a modification of star.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Star",
    "rule": "B3/S23",
    "pattern": "2o3bo3b2o$2o2b3o2b2o$2b3ob3o2b$2bo5bo2b$b2o5b2ob$2o7b2o$b2o5b2ob$2bo5bo2b$2b3ob3o2b$2o2b3o2b2o$2o3bo3b2o!"
  },
  {
    "name": "Statorless p5",
    "author": "Josh Ball",
    "description": "Found in June 2016, using Nicolay Beluchenko's version of WLS\nhttp://conwaylife.com/wiki/Statorless_p5",
    "url": "http://conwaylife.com/patterns/statorlessp5.rle",
    "rule": "B3/S23",
    "pattern": "o13bo$b2o9b2o$o4b2ob2o4bo$2obo7bob2o$bobo2bobo2bobo$2bobo5bobo$2b3o5b3o$2b3o5b3o$2bobo5bobo$bobo2bobo2bobo$2obo7bob2o$o4b2ob2o4bo$b2o9b2o$o13bo!"
  },
  {
    "name": "Still life tagalong",
    "author": "",
    "description": "An orthogonal c/2 period 4 spaceship that pulls a pond.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tagalong",
    "rule": "B3/S23",
    "pattern": "2b2o15b$b2ob2o13b$2b4o13b$3b2o14b2$3b5o11b$2b7o10b$b2ob5o10b$2b2o15b2$8bobo5b2ob$6bo4bo3bo2bo$6b2o5bobo2bo$bo2bo2b4obo3b2ob$o7b2o9b$o3bo14b$4o!"
  },
  {
    "name": "Stillater",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in September 1985.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Stillater",
    "rule": "B3/S23",
    "pattern": "3bo4b$2bobob2o$2bob2obo$2o6b$bobob2ob$bobo2bob$2bo2bo2b$3b2o!"
  },
  {
    "name": "Super loaf",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Super_loaf",
    "url": "http://conwaylife.com/patterns/superloaf.rle",
    "rule": "B3/S23",
    "pattern": "2bo$bobo$obobo$obo2bo$bob2obo$2bo2bo$3b2o!"
  },
  {
    "name": "Super mango",
    "author": "",
    "description": "A 15-bit still life.",
    "url": "http://conwaylife.com/wiki/Super_mango",
    "rule": "B3/S23",
    "pattern": "2bo$bobo$obobo$o2bobo$bobobo$2bobo$3bo!"
  },
  {
    "name": "Superfountain",
    "author": "Noam Elkies",
    "description": "A period 4 sparker with a lone spark separated from the rest of the\noscillator by two full rows of dead cells.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Superfountain",
    "rule": "B3/S23",
    "pattern": "15b2o6b2o6b2o2b2o9b$9b2o5bo6bo5bo2bo2bo2bob2o4b$4bo4bobob3o4b2obo5b2o5b3obobo3b$3bobo5bobo5bo2bo8b5o4bo2bo2b$4bo5bo2bo4bobo6b4o2bo3b2o2bobo2b$4bo7b4o2bob2o4bo4b5o3bobo2b2o$4b3o3bo5bobo2bo4b2o2bo3bo2b2obobobob$8b2o2bob2obob2o4b2o2bo4bo6b2obob$4bo3bo6bobo3b2ob2o3b4o4b2obo2bo2b$3bo5bobo5bo3bobob5obo6bob3o3b$4bo3b3o5bo4bo10b3o2bo8b$4b3ob2o2b2o2bo2b4o2bobob2obobo2bob2o5b$o3bo9bo3b2ob2obo2bo6bo2bo2bo5b$4b3ob2o2b2o2bo2bo3b3o6b2o4b2o6b$4bo3b3o5bo3bo3bo21b$3bo5bobo5bo5bo3bo18b$4bo3bo6bobo2b3o3b2o18b$8b2o2bob2obobo3b2o21b$4b3o3bo5bo2bobo3b3o18b$4bo7b4o3bob4o2bo18b$4bo5bo2bo6bo4bo20b$3bobo5bobo8bo2b2o19b$4bo4bobob3o5b2o23b$9b2o5bo29b$15b2o!"
  },
  {
    "name": "Surprise",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in November 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Surprise",
    "rule": "B3/S23",
    "pattern": "3bo4b2o$3b3o2bob$b2o3bobob$o2b2obob2o$bo6bob$2obob2o2bo$bobo3b2ob$bo2b3o3b$2o4bo!"
  },
  {
    "name": "Swan",
    "author": "Tim Coe",
    "description": "A diagonal period 4 c/4 spaceship that produces some useful sparks.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Swan",
    "rule": "B3/S23",
    "pattern": "bo10b2o10b$5o6b2o11b$o2b2o8bo7b2ob$2b2obo5b2o6b3obo$11b2o3bob2o4b$5bobo6b2o8b$10b3obo4bo4b$7b3o3bo4bo5b$8bo7bo7b$8bo6bo8b2$11bo!"
  },
  {
    "name": "Swan boatstretcher",
    "author": "Noam Elkies",
    "description": "A boatstretcher based on Tim Coe's swan, found on February 20, 1996",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Swan",
    "rule": "B3/S23",
    "pattern": "12b2o10b$3o9bobo9b$o2b3o6bo9bob$bobo16b2obo$6bo4b2o2bo3b2o2bo$4bo6b2o2bob2o2bo2b$6bob2obo3b5o4b$15b2o7b$7bo2b6o8b$8b7o9b$10b3o11b2$13bo10b$12bobo9b$13b2o!"
  },
  {
    "name": "Swan weld goose",
    "author": "Gabriel Nivasch",
    "description": "A swan and a Canada goose that have been welded together.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Canada_goose",
    "rule": "B3/S23",
    "pattern": "21b3o10b$21bo9b2ob$22bo6b3obo$24b2o2b2o4b$25bo8b$29bo4b$25b2o3bo3b$24bobob2o4b$23bo2bo2bob2ob$bo10b2o10bo3b2o4b$5o6b2o11bo9b$o2b2o8bo7b4o9b$2b2obo5b2o6bo14b$11b2o3bob2o4bo9b$5bobo6b2o18b$10b3obo4bo14b$7b3o3bo4bo15b$8bo7bo17b$8bo6bo18b2$11bo!"
  },
  {
    "name": "Swine",
    "author": "Scot Ellison",
    "description": "extensible p5 oscillator; name short for Scot's p5 With INsErt.",
    "url": "http://www.conwaylife.com/wiki/Swine",
    "rule": "B3/S23",
    "pattern": "33bo$9bo2b2o7bo10bobo$o2b2o2bobobo5bo3bo7bo2b2o$o10bo2bobo3bo4bo2bobob2ob2o$o3bo4bo4b2obobo2bob2obo4b2o$3b2o4bob2obo2bobob2o4bo4bo3bo$2ob2obobo2bo4bo3bobo2bo10bo$3b2o2bo7bo3bo5bobobo2b2o2bo$2bobo10bo7b2o2bo$3bo!"
  },
  {
    "name": "Switch engine",
    "author": "Charles Corderman",
    "description": "A methuselah with lifespan 3911 that can be used to make c/12 diagonal puffers and spaceships.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Switch_engine",
    "rule": "B3/S23",
    "pattern": "bobo2b$o5b$bo2bob$3b3o!"
  },
  {
    "name": "Symmetric scorpion",
    "author": "",
    "description": "A 16-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Symmetric_scorpion",
    "rule": "B3/S23",
    "pattern": "3bo3b$b5ob$o5bo$obobobo$b2ob2o!"
  },
  {
    "name": "Syringe",
    "author": "Tanner Jacobi",
    "description": "A fast and compact glider-to-Herschel converter.",
    "url": "http://conwaylife.com/wiki/Syringe",
    "rule": "B3/S23",
    "pattern": "4bo$4b3o$7bo$6bobo$6bobo$7bo5$22b2o$22b2o4$2b2o$bobo$bo$2o7b2o$9b2o2$17b2obo$17b2ob3o$23bo$17b2ob3o$16bo2b2o$15bobo$14bobob2obo$15bo2bob2o$18bo$17b2o$14bobo$14b2ob2o$16bo2bo$17b2o!"
  },
  {
    "name": "T-nosed p4",
    "author": "Robert Wainwright",
    "description": "A period 4 oscillator found in October 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=T-nosed_p4",
    "rule": "B3/S23",
    "pattern": "4b3o4b$5bo5b2$4b3o4b$3bo3bo3b$2bo5bo2b$2bobobobo2b$b2obobob2ob$o2b2ob2o2bo$2o7b2o!"
  },
  {
    "name": "T-nosed p4 on 48P31",
    "author": "",
    "description": "A small period 124 oscillator.",
    "url": "http://conwaylife.com/wiki/T-nosed_p4_on_48P31",
    "rule": "B3/S23",
    "pattern": "7b2obo2bob2o$2o4bo2bo4bo2bo4b2o$2o5bobo4bobo5b2o$8bo6bo6$8bo6bo$2o5bobo4bobo5b2o$2o4bo2bo4bo2bo4b2o$7b2obo2bob2o8$11b3o$12bo2$11b3o$10bo3bo$9bo5bo$9bobobobo$8b2obobob2o$7bo2b2ob2o2bo$7b2o7b2o!"
  },
  {
    "name": "T-nosed p4 on 56P27",
    "author": "",
    "description": "The smallest known period-108 oscillator.",
    "url": "http://conwaylife.com/wiki/T-nosed_p4_on_56P27",
    "rule": "B3/S23",
    "pattern": "15b2o$15b2o5$13b2o$14b2o$10bo4bo$10bo3bo$10b2o7b3o$19bo2$2o21bo$2o5b2o11bob2o$6b2obo11b2o5b2o$6bo21b2o2$10bo$8b3o7b2o$15bo3bo$14bo4bo$14b2o11b3o$15b2o11bo2$27b3o$26bo3bo$25bo5bo$13b2o10bobobobo$13b2o9b2obobob2o$23bo2b2ob2o2bo$23b2o7b2o!"
  },
  {
    "name": "T-nosed p5",
    "author": "Nicolay Beluchenko",
    "description": "A period 5 oscillator found in April 2005.\nwww.conwaylife.com/wiki/index.php?title=T-nosed_p5",
    "url": "http://www.conwaylife.com/patterns/tnosedp5.rle",
    "rule": "B3/S23",
    "pattern": "5b2o15b2ob2o5bo$2bo2bo9b2obob3ob2o6bo$bobobo5bo4bobob3o6b2obo$o2bobob6o5bo4bobo3b2obo$b2obobo2bo3b3o2bob4o2bobob2ob2o$2bobo2b2obo2bo2bob2o4b3obobo4b2o$bo2bo3bo2bobob2o4b3o3bo$bobobo3b3obo3b4o3bo2bobo2b2obo2bo$2obo9b2obo4bobobobo8bob3o$bobobo3b3obo3b4o3bo2bobo2b2obo2bo$bo2bo3bo2bobob2o4b3o3bo$2bobo2b2obo2bo2bob2o4b3obobo4b2o$b2obobo2bo3b3o2bob4o2bobob2ob2o$o2bobob6o5bo4bobo3b2obo$bobobo5bo4bobob3o6b2obo$2bo2bo9b2obob3ob2o6bo$5b2o15b2ob2o5bo!"
  },
  {
    "name": "T-nosed p6",
    "author": "Achim Flammenkamp",
    "description": "A period 6 oscillator found in September 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=T-nosed_p6",
    "rule": "B3/S23",
    "pattern": "4b2o3b2o4b$4bobobobo4b$5bo3bo5b2$o3b2o3b2o3bo$obob2o3b2obobo$o3b2o3b2o3bo2$5bo3bo5b$4bobobobo4b$4b2o3b2o!"
  },
  {
    "name": "T-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "3o$bob$bo!"
  },
  {
    "name": "T-tetromino",
    "author": "",
    "description": "One of 5 tetrominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=T-tetromino",
    "rule": "B3/S23",
    "pattern": "3o$bo!"
  },
  {
    "name": "Table",
    "author": "",
    "description": "A simple induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Table",
    "rule": "B3/S23",
    "pattern": "4o$o2bo!"
  },
  {
    "name": "Table and dock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Table_and_dock",
    "url": "http://conwaylife.com/patterns/tableanddock.rle",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o4bo$b4o2$b4o$bo2bo!"
  },
  {
    "name": "Table on table",
    "author": "",
    "description": "A 12-cell still life made up of two tables.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Table_on_table",
    "rule": "B3/S23",
    "pattern": "o2bo$4o2$4o$o2bo!"
  },
  {
    "name": "Tablecloth agar",
    "author": "",
    "description": "",
    "url": "http://conwaylife.com/wiki/Tablecloth",
    "rule": "B3/S23",
    "pattern": "4o$o2bo$o2bo$4o!"
  },
  {
    "name": "Tablecloth agar stabilizations",
    "author": "",
    "description": "",
    "url": "http://conwaylife.com/wiki/Tablecloth",
    "rule": "B3/S23",
    "pattern": "20b2obo2bobo2bobo2bobo2bobo2bob2o$20b2ob4ob4ob4ob4ob4ob2o2$20b2ob4ob4ob4ob4ob4ob2o$21bobo2bobo2bobo2bobo2bobo2bobo$21bobo2bobo2bobo2bobo2bobo2bobo$20b2ob4ob4ob4ob4ob4ob2o2$20b2ob4ob4ob4ob4ob4ob2o$21bobo2bobo2bobo2bobo2bobo2bobo$o2bo2bo2bo11bobo2bobo2bobo2bobo2bobo2bobo$4o2b4o10b2ob4ob4ob4ob4ob4ob2o2$2ob4ob2o10b2ob4ob4ob4ob4ob4ob2o$bobo2bobo12bobo2bobo2bobo2bobo2bobo2bobo$bobo2bobo12bobo2bobo2bobo2bobo2bobo2bobo$2ob4ob2o10b2ob4ob4ob4ob4ob4ob2o2$4o2b4o10b2ob4ob4ob4ob4ob4ob2o$o2bo2bo2bo11bobo2bobo2bobo2bobo2bobo2bobo$21bobo2bobo2bobo2bobo2bobo2bobo$20b2ob4ob4ob4ob4ob4ob2o2$20b2ob4ob4ob4ob4ob4ob2o$21bobo2bobo2bobo2bobo2bobo2bobo$21bobo2bobo2bobo2bobo2bobo2bobo$20b2ob4ob4ob4ob4ob4ob2o2$20b2ob4ob4ob4ob4ob4ob2o$20b2obo2bobo2bobo2bobo2bobo2bob2o!"
  },
  {
    "name": "Tail",
    "author": "",
    "description": "A tetromino often attached to still lifes to create larger still li\nfes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tail",
    "rule": "B3/S23",
    "pattern": "ob$ob$2o!"
  },
  {
    "name": "Tanner's p46",
    "author": "Tanner Jacobi",
    "description": "A period 46 oscillator discovered by Tanner Jacobi in October 2017.",
    "url": "http://conwaylife.com/wiki/Tanner%27s_p46",
    "rule": "B3/S23",
    "pattern": "2b2o9b$2bo10b$3bo9b$2b2o9b$13b$9b2o2b$9bo3b$10bo2b$9b2o2b$b2o10b$b2o6b2o2b$o7bobo2b$b2o6bo3b$b2o7b3o$12bo$13b$13b$13b$13b$13b$13b$b2o10b$b2o2b2o6b$5bobo5b$7bo5b$7b2o4b!"
  },
  {
    "name": "Teardrop",
    "author": "",
    "description": "An induction coil that evolves into two beehives after 20 generations.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Teardrop",
    "rule": "B3/S23",
    "pattern": "b3o$o2bo$o2bo$b2o!"
  },
  {
    "name": "Technician",
    "author": "David Buckingham",
    "description": "A period 5 oscillator found in January 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Technician",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$4b2o5b$2b2o7b$bo3b3o3b$o2b2o3bobo$b2o4bob2o$3bobobo3b$3bo3bo3b$4b3o4b$6bobo2b$7b2o!"
  },
  {
    "name": "Test tube baby",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Test_tube_baby",
    "rule": "B3/S23",
    "pattern": "2o4b2o$obo2bobo$2bo2bo2b$2bo2bo2b$3b2o!"
  },
  {
    "name": "Tetraloaf I",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Tetraloaf_I",
    "url": "http://conwaylife.com/patterns/Tetraloaf1.rle",
    "rule": "B3/S23",
    "pattern": "5bo$4bobo$3bo2bo$2bob2ob2o$bobo2bo2bo$o2bo2bobo$b2ob2obo$3bo2bo$3bobo$4bo!"
  },
  {
    "name": "Tetrominoes",
    "author": "",
    "description": "A collection of all five tetrominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Tetrominoes",
    "rule": "B3/S23",
    "pattern": "2o6b3o6b4o6b3o6b2ob$2o7bo19bo7b2o!"
  },
  {
    "name": "Thumb 1",
    "author": "Dean Hickerson",
    "description": "A period 9 thumb oscillator found in October 1998.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Thumb_1",
    "rule": "B3/S23",
    "pattern": "3b2o8b$3bobob2o2b2o$2obo3bobo2bo$2obo3bob3ob$3bo3bo5b$3bobob3o3b$4bobo3bo2b$6bo2b2o2b$6b2o!"
  },
  {
    "name": "Thumb 2",
    "author": "David Eppstein",
    "description": "A thumb sparker found in June 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Thumb",
    "rule": "B3/S23",
    "pattern": "5bo5b$b2o3bo4b$bo5bo3b$2b3obob2ob$7b2obo$6o4bo$o4b5ob$3bo7b$2bob4o3b$2bobo2bo3b$3bo!"
  },
  {
    "name": "Thunderbird",
    "author": "",
    "description": "A methuselah with lifespan 243.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Thunderbird",
    "rule": "B3/S23",
    "pattern": "3o2$bob$bob$bo!"
  },
  {
    "name": "Thunderbird_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider syntheses of thunderbirds.",
    "url": "http://home.interserv.com/~mniemiec/4gliders.htm",
    "rule": "B3/S23",
    "pattern": "3bo44b$4b2o42b$3b2o43b$35bo12b$bo15bo15bo4bo9b$b2o14bobo12bo5bob3o3b2o$obo14b2o14bo4bo9b$35bo12b$14b3o31b$14bo33b$15bo!"
  },
  {
    "name": "Time bomb",
    "author": "Doug Petrie",
    "description": "An infinite-growth mechanism that is a predecessor of the diagonal period 384 c/12 glider-producing switch engine.\nwww.conwaylife.com/wiki/index.php?title=Glider-producing_switch_eng\nine",
    "url": "",
    "rule": "B3/S23",
    "pattern": "bo11b2o$obo4bo6bo$7bo4bo2b$2bo2bo3bo2bo2b$2b2o6bo4b$3bo!"
  },
  {
    "name": "Toad",
    "author": "Simon Norton",
    "description": "A period 2 oscillator. The second most common oscillator (after the blinker).",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Toad",
    "rule": "B3/S23",
    "pattern": "b3o$3o!"
  },
  {
    "name": "Toad flipper",
    "author": "",
    "description": "A period 60 oscillator in which a toad gets flipped repeatedly by\ndomino sparks.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Toad",
    "rule": "B3/S23",
    "pattern": "bo14bob$bo14bob$obo12bobo$bo14bob$bo6bo7bob$bo6b2o6bob$bo6b2o6bob$obo6bo5bobo$bo14bob$bo14bo!"
  },
  {
    "name": "Toad sucker",
    "author": "",
    "description": "A period 60 oscillator that shifts a toad by applying domino sparks to it.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Toad",
    "rule": "B3/S23",
    "pattern": "bo16b$bo14bob$obo13bob$bo13bobo$bo6bo7bob$bo6b2o6bob$bo6b2o6bob$obo6bo6bob$bo13bobo$bo14bob$16bo!"
  },
  {
    "name": "Toaster",
    "author": "Dean Hickerson",
    "description": "A period 5 oscillator found in April 1992 that produces sparks similar to those of a lightweight spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Toaster",
    "rule": "B3/S23",
    "pattern": "2bo6b2o$bobob2o2bob$bobobobobob$2obo3bob2o$o2b2ob2o2bo$bo7bob$bo7bob$o2b2ob2o2bo$2obo3bob2o$bobobobobob$bobob2o2bob$2bo6b2o!"
  },
  {
    "name": "Traffic circle",
    "author": "",
    "description": "A period 100 oscillator that works by hassling a traffic jam so that it moves around in a circle.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Traffic_circle",
    "rule": "B3/S23",
    "pattern": "21b2o4b2o19b$21bobo2bobo19b$23bo2bo21b$22b2o2b2o20b$21b3o2b3o19b$23bo2bo21b$31bo16b$30bob2o14b$34bo13b$26bo3bo2bobo12b$26bo5bo2bo12b$26bo6b2o13b$9b2o37b$8bo2bo10b3o3b3o17b$7bobobo36b$6b3obo15bo21b$6b3o17bo21b$26bo21b$12b3o33b$2o2bo16b3o24b$o2b2o5bo5bo31b$b5o4bo5bo2bo5bo17bo2b2o$10bo5bo2bo5bo17b2o2bo$19bo5bo7b3o6b5ob$b5o6b3o33b$o2b2o16b3o7bo5bo10b$2o2bo26bo5bo4b5ob$31bo5bo5b2o2bo$43bo2b2o$33b3o12b$39b2o7b$38b3o7b$37bob2o7b$36bobo9b$20b3o13bo2bo8b$37b2o9b$13b2o4bo2bo25b$12bo2bo32b$12bobobo31b$13bo2bo31b$17bo30b$14bobo31b$21bo2bo23b$19b3o2b3o21b$20b2o2b2o22b$21bo2bo23b$19bobo2bobo21b$19b2o4b2o!"
  },
  {
    "name": "Traffic jam",
    "author": "",
    "description": "In this reaction, two traffic lights interact in such a way as to reappear after 25 generations with an extra 6 spaces between them.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Traffic_jam",
    "rule": "B3/S23",
    "pattern": "2b3o11b$11b3o2b$o5bo9b$o5bo2bo5bo$o5bo2bo5bo$9bo5bo$2b3o11b$11b3o!"
  },
  {
    "name": "Traffic light",
    "author": "",
    "description": "A common period 2 oscillator made up of four blinkers.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Traffic_light",
    "rule": "B3/S23",
    "pattern": "2b3o2b2$o5bo$o5bo$o5bo2$2b3o!"
  },
  {
    "name": "Trans-R-bee and R-loaf",
    "author": "",
    "description": "A 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-R-bee_and_R-loaf",
    "rule": "B3/S23",
    "pattern": "2b2ob$bo2bo$b3ob2$b3ob$o2bob$obo2b$bo!"
  },
  {
    "name": "Trans-barge with tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-barge_with_tail",
    "rule": "B3/S23",
    "pattern": "2o4b$bo4b$bobo2b$2bobob$3bobo$4bo!"
  },
  {
    "name": "Trans-beacon and cap",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-beacon_and_cap",
    "rule": "B3/S23",
    "pattern": "4b2o$5bo$2bo3b$2b2o2b2$4o2b$o2bo2b$b2o!"
  },
  {
    "name": "Trans-beacon and dock",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-beacon_and_dock",
    "rule": "B3/S23",
    "pattern": "5b2o$6bo$3bo3b$3b2o2b2$b4o2b$o4bob$2o2b2o!"
  },
  {
    "name": "Trans-beacon and table",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-beacon_and_table",
    "rule": "B3/S23",
    "pattern": "4b2o$5bo$2bo3b$2b2o2b2$4o2b$o2bo!"
  },
  {
    "name": "Trans-block and long hook",
    "author": "",
    "description": "A 12-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-block_and_long_hook",
    "rule": "B3/S23",
    "pattern": "3b2o$o3bo$4ob2$2o3b$2o!"
  },
  {
    "name": "Trans-block and long hook eating tub",
    "author": "Robert Wainwright",
    "description": "A period-3 oscillator, the trans version of the candlefrobra; discovered by Robert Wainwright in 1984.",
    "url": "http://conwaylife.com/wiki/Trans-block_and_long_hook_eating_tub",
    "rule": "B3/S23",
    "pattern": "5bo$bob2obo$obo3bo$bo4bob2o$5b2ob2o!"
  },
  {
    "name": "Trans-boat and dock",
    "author": "",
    "description": "A 15-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-boat_and_dock",
    "rule": "B3/S23",
    "pattern": "bo4b$obo3b$b2o3b2$b4ob$o4bo$2o2b2o!"
  },
  {
    "name": "Trans-boat and table",
    "author": "",
    "description": "A small 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Trans-boat_and_table",
    "rule": "B3/S23",
    "pattern": "bo$obob2o$b2obo$4bo$4b2o!"
  },
  {
    "name": "Trans-boat with nine",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-boat_with_nine",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b$bo4b$2b3ob$5bo$4b2o!"
  },
  {
    "name": "Trans-boat with tail",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-boat_with_tail",
    "rule": "B3/S23",
    "pattern": "2o3b$obo2b$bobob$3bob$3b2o!"
  },
  {
    "name": "Trans-fuse with two tails",
    "author": "",
    "description": "A simple 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-fuse_with_two_tails",
    "rule": "B3/S23",
    "pattern": "2o4b$bo4b$bobo2b$2bobob$4bob$4b2o!"
  },
  {
    "name": "Trans-hook and R-bee",
    "author": "",
    "description": "A 14-cell still life composed of a bookend and a bun.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-hook_and_R-bee",
    "rule": "B3/S23",
    "pattern": "3b2o$bo2bo$b3ob2$b3ob$o2bob$b2o!"
  },
  {
    "name": "Trans-loaf with tail",
    "author": "",
    "description": "An 11-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-loaf_with_tail",
    "rule": "B3/S23",
    "pattern": "2o4b$bo4b$bob2ob$2bo2bo$3bobo$4bo!"
  },
  {
    "name": "Trans-long boat with tail",
    "author": "",
    "description": "A small 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Trans-long_boat_with_tail",
    "rule": "B3/S23",
    "pattern": "4b2o$3bobo$2bobo$3bo$3o$o!"
  },
  {
    "name": "Trans-mirrored R-bee",
    "author": "",
    "description": "A 14-cell still life made up of two buns facing each other.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-mirrored_R-bee",
    "rule": "B3/S23",
    "pattern": "5bob$b2obobo$obobobo$obob2ob$bo!"
  },
  {
    "name": "Trans-queen bee shuttle",
    "author": "Bill Gosper",
    "description": "A period 30 oscillator that is a queen bee shuttle with its blocks offset.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle",
    "rule": "B3/S23",
    "pattern": "9bo12b$7bobo12b$6bobo11b2o$2o3bo2bo11b2o$2o4bobo13b$7bobo12b$9bo!"
  },
  {
    "name": "Trans-rotated R-bee",
    "author": "",
    "description": "A 14-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trans-rotated_R-bee",
    "rule": "B3/S23",
    "pattern": "bo5b$obo4b$obo4b$b2ob2ob$4bobo$4bobo$5bo!"
  },
  {
    "name": "Transparent block reaction",
    "author": "David Buckingham",
    "description": "A reaction in which a B-heptomino passes through a block.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Transparent_debris_effect",
    "rule": "B3/S23",
    "pattern": "o13b$2o10b2o$b2o9b2o$2o!"
  },
  {
    "name": "Tredecapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Tredecapole",
    "url": "http://conwaylife.com/patterns/tredecapole.rle",
    "rule": "B3/S23",
    "pattern": "14b2o$13bobo2$11bobo2$9bobo2$7bobo2$5bobo2$3bobo2$bobo$o$2o!"
  },
  {
    "name": "Tremi-Snark",
    "author": "Tanner Jacobi",
    "description": "A color-preserving, period-tripling signal conduit with a repeat time of 43, found by Tanner Jacobi in 2017.",
    "url": "http://conwaylife.com/wiki/Tremi-Snark",
    "rule": "B3/S23",
    "pattern": "15bo$13b3o$12bo$12b2o7$2b2o$bobo8bo$bo9bobo$2o9bobo$12bo4$9b2ob2o$5b2o2b2obo3b2o$5bo6bobo2bo$6b7ob2o$13bo$8b4obo$8bo2b2o!"
  },
  {
    "name": "Tri-block",
    "author": "",
    "description": "A relatively common pseudo still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Bi-block",
    "rule": "B3/S23",
    "pattern": "2ob2ob2o$2ob2ob2o!"
  },
  {
    "name": "Trice tongs",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator found in February 1982.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Trice_tongs",
    "rule": "B3/S23",
    "pattern": "2bo4b$2b3o2b$2o3bob$bobobob$bo5b$2b2o2bo$5b2o!"
  },
  {
    "name": "Triple caterer",
    "author": "Dean Hickerson",
    "description": "A period 3 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Triple_caterer",
    "rule": "B3/S23",
    "pattern": "5b2o9b$4bo2bo2b2o4b$4b2obo3bo4b$6bob3o4bo$2b3obobo4b3o$bo2bo2bo4bo3b$obo2bo3bo2b2o2b$bo14b$2b2ob2ob2ob2o3b$3bo3bo3bo4b$3bo3bo3bo!"
  },
  {
    "name": "Triple pseudo still life",
    "author": "Gabriel Nivasch",
    "description": "A 32-cell still life found in 2001 that can be broken down into three stable pieces, but not two.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Triple_pseudo_still_life",
    "rule": "B3/S23",
    "pattern": "6b2o$2bobo2bo$bob2obob$bo4b2o$2ob2o3b$3b2ob2o$2o4bob$bob2obob$o2bobo2b$2o!"
  },
  {
    "name": "Triplets",
    "author": "",
    "description": "The five distinct triplets.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyplet",
    "rule": "B3/S23",
    "pattern": "o18bo7bo7bo2b$2o6b3o6b2o7bobo7bob$37bo!"
  },
  {
    "name": "Tripole",
    "author": "",
    "description": "The barberpole of length 3 and thus a period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tripole",
    "rule": "B3/S23",
    "pattern": "2o4b$obo3b2$2bobob$5bo$4b2o!"
  },
  {
    "name": "Tripole_synth",
    "author": "Extremeenthusiast",
    "description": "Glider synthesis of tripole.\nhttp://conwaylife.com/wiki/Tripole",
    "url": "http://conwaylife.com/forums/viewtopic.php?p=45062#p45062",
    "rule": "B3/S23",
    "pattern": "16bobo$16b2o$17bo3$6b2o$5bobo$7bo2$8b2o$8bobo$8bo11b2o$3o16b2o$2bo18bo$bo10bo$11b2o$11bobo!"
  },
  {
    "name": "Tritoad",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in October 1977.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tritoad",
    "rule": "B3/S23",
    "pattern": "9b2o7b$9bo8b$10bo2b2o3b$7b3obo2bo3b$6bo4b2obob2o$6bob2o2bobob2o$3b2obo3b2o2bo3b$3bo2b2o3bob2o3b$2obobo2b2obo6b$2obob2o4bo6b$3bo2bob3o7b$3b2o2bo10b$8bo9b$7b2o!"
  },
  {
    "name": "True period 22 gun",
    "author": "David Eppstein",
    "description": "The first true period 22 gun constructed. Found in August 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=True_period_22_gun",
    "rule": "B3/S23",
    "pattern": "18b2o25b$19bo7bo17b$19bobo14b2o7b$20b2o12b2o2bo6b$24b3o7b2ob2o6b$24b2ob2o7b3o6b$24bo2b2o12b2o2b$25b2o14bobob$35bo7bob$43b2o2$2o23bo19b$bo21bobo19b$bobo13b3o4b2o19b$2b2o3bo8bo3bo24b$6bob2o6bo4bo23b$5bo4bo6b2obo9bo14b$6bo3bo8bo3b2o6bo13b$7b3o13bobo3b3o13b$25bo19b$25b2o!"
  },
  {
    "name": "Tub",
    "author": "",
    "description": "A very common 4-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tub",
    "rule": "B3/S23",
    "pattern": "bob$obo$bo!"
  },
  {
    "name": "Tub test tube baby",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tub_test_tube_baby",
    "rule": "B3/S23",
    "pattern": "bo6bob$obo4bobo$bobo2bobob$3bo2bo3b$3bo2bo3b$4b2o!"
  },
  {
    "name": "Tub with cis-tail",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Tub_with_cis-tail",
    "url": "http://conwaylife.com/patterns/tubwithcistail.rle",
    "rule": "B3/S23",
    "pattern": "2o$o4bo$bo2bobo$2bo2bo$3b2o!"
  },
  {
    "name": "Tub with extra long tail",
    "author": "",
    "description": "A small 11-bit still life.",
    "url": "http://conwaylife.com/wiki/Tub_with_extra_long_tail",
    "rule": "B3/S23",
    "pattern": "bo$obo$bobo$3bo$2bo$bo$o$2o!"
  },
  {
    "name": "Tub with long long tail",
    "author": "",
    "description": "A 10-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tub_with_long_long_tail",
    "rule": "B3/S23",
    "pattern": "bo2b$obob$bobo$3bo$2bob$bo2b$b2o!"
  },
  {
    "name": "Tub with long tail",
    "author": "",
    "description": "A 9-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tub_with_long_tail",
    "rule": "B3/S23",
    "pattern": "bo2b$obob$bobo$3bo$2bob$2b2o!"
  },
  {
    "name": "Tub with tail",
    "author": "",
    "description": "An 8-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tub_with_tail",
    "rule": "B3/S23",
    "pattern": "bo3b$obo2b$bobob$3bob$3b2o!"
  },
  {
    "name": "Tubber",
    "author": "Robert Wainwright",
    "description": "A period 3 oscillator that was found no later than June 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tubber",
    "rule": "B3/S23",
    "pattern": "4bobo6b$4b2obo5b$7b3o3b$4b2o4bo2b$2obo2b2o2bo2b$bobo4bob2ob$o3bo3bo3bo$b2obo4bobob$2bo2b2o2bob2o$2bo4b2o4b$3b3o7b$5bob2o4b$6bobo!"
  },
  {
    "name": "Tumbler",
    "author": "George Collins",
    "description": "The smallest known period 14 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tumbler",
    "rule": "B3/S23",
    "pattern": "bo5bob$obo3bobo$o2bobo2bo$2bo3bo2b$2b2ob2o!"
  },
  {
    "name": "Tumbling T-tetson",
    "author": "Robert Wainwright",
    "description": "A period 8 oscillator consisting of two figure eights hassling a T-\ntetromino.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Tumbling_T-tetson",
    "rule": "B3/S23",
    "pattern": "b3o17b$o18b2o$o3bo12bob2o$o2bobo10bo4b$2bobo2bo11bob$3bo3bo7b2obo2b$7bo7b2o4b$4b3o4bo9b$9b2o10b$11bo!"
  },
  {
    "name": "Turning toads",
    "author": "Dean Hickerson",
    "description": "An orthogonal period 4 wick that was found in October 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Turning_toads",
    "rule": "B3/S23",
    "pattern": "15bo6bo14b$14b2o5b2o6b2o6b$6b3obobob2obobob2obobo10b$2b2obo6bobo4bobo4bobo2bob2o2b$o2bobo3bo18b4obo2bo$2obobo27bob2o$3bo29bo3b$3b2o27b2o!"
  },
  {
    "name": "Turtle",
    "author": "Dean Hickerson",
    "description": "A period 3 c/3 orthogonal spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Turtle",
    "rule": "B3/S23",
    "pattern": "b3o7bo$b2o2bob2ob2o$3b3o4bob$bo2bobo3bob$o4bo4bob$o4bo4bob$bo2bobo3bob$3b3o4bob$b2o2bob2ob2o$b3o7bo!"
  },
  {
    "name": "Twin bees shuttle",
    "author": "Bill Gosper",
    "description": "Twin bees shuttle was found in 1971 and is the basis of all known period 46 oscillators.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Twin_bees_shuttle",
    "rule": "B3/S23",
    "pattern": "17b2o10b$2o15bobo7b2o$2o17bo7b2o$17b3o9b4$17b3o9b$2o17bo9b$2o15bobo9b$17b2o!"
  },
  {
    "name": "Twin bees shuttle v2",
    "author": "David Bell, Bill Gosper and Heinrich Koenig",
    "description": "Some alternate stabilizations of the period 46 twin bees shuttle os\ncillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Twin_bees_shuttle",
    "rule": "B3/S23",
    "pattern": "b2o24b$b2o24b2$15b2o10b$2o13bobo9b$2o15bo9b$15b3o5bo3b$23b3ob$26bo$23b3ob$15b3o5bo3b$2o15bo9b$2o13bobo9b$15b2o10b2$b2o24b$b2o!"
  },
  {
    "name": "Twin hat",
    "author": "",
    "description": "A 17-cell still life.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Twin_hat",
    "rule": "B3/S23",
    "pattern": "2bo3bo2b$bobobobob$bobobobob$2obobob2o$4bo!"
  },
  {
    "name": "Twirling T-tetson II",
    "author": "Robert Wainwright",
    "description": "A period-60 oscillator discovered in 1989",
    "url": "",
    "rule": "B3/S23",
    "pattern": "10b2o3b2o$9bo7bo$12bobo$10b2o3b2o4$3o$b3o$9b3o$9bobo9b3o$9b3o8b3o$b3o$3o2$9b3o8b3o$9bobo9b3o$9b3o3$7b2o3b2o$9bobo$6bo7bo$7b2o3b2o!"
  },
  {
    "name": "Twirling T-tetsons 2",
    "author": "Robert Wainwright",
    "description": "A period 60 oscillator made up of a pre-pulsar hassled by killer toads.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Twirling_T-tetsons_2",
    "rule": "B3/S23",
    "pattern": "7b2o3b2o10b$6bo7bo9b$9bobo12b$7b2o3b2o10b4$21b3o$20b3ob$13bo10b$3o9b3o9b$b3o20b$20b3ob$21b3o2$b3o20b$3o9b3o9b$13bo10b3$10b2o3b2o7b$12bobo9b$9bo7bo6b$10b2o3b2o!"
  },
  {
    "name": "Two cis griddles with two tubs",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Two_cis_griddles_with_two_tubs",
    "url": "http://conwaylife.com/patterns/twocisgriddleswtwotubs.rle",
    "rule": "B3/S23",
    "pattern": "4bo$2bobo$bo4bo$ob4obo$bo4bo$2bobo$4bo!"
  },
  {
    "name": "Two eaters",
    "author": "Bill Gosper",
    "description": "A period 3 oscillator that was found in September 1971.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Two_eaters",
    "rule": "B3/S23",
    "pattern": "2o7b$bo7b$bobo5b$2b2o5b$5b2o2b$5bobob$7bob$7b2o!"
  },
  {
    "name": "Two pre-L hasslers",
    "author": "Robert Wainwright",
    "description": "The first period 16 oscillator to be found. Found in July 1983.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Two_pre-L_hasslers",
    "rule": "B3/S23",
    "pattern": "4b2o12b2o4b$2obo2bob2o4b2obo2bob2o$2o2bo4bo4bo4bo2b2o$5bo12bo5b$6bobo6bobo6b$10bo13b$9bobo12b$8bo5bo9b$9bo5bo8b$12bobo9b$13bo10b$6bobo6bobo6b$5bo12bo5b$2o2bo4bo4bo4bo2b2o$2obo2bob2o4b2obo2bob2o$4b2o12b2o!"
  },
  {
    "name": "Two pulsar quadrants",
    "author": "David Buckingham",
    "description": "A period 3 oscillator found in July 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Two_pulsar_quadrants",
    "rule": "B3/S23",
    "pattern": "4bo4b$4bo4b$3b2o4b$2bo6b$o2bo2b3o$o3bobo2b$o4bo3b2$2b3o!"
  },
  {
    "name": "Two trans griddles with two tubs",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Two_trans_griddles_with_two_tubs",
    "url": "http://conwaylife.com/patterns/twotransgriddleswtwotubs.rle",
    "rule": "B3/S23",
    "pattern": "4bo$2bobo$bo4bo$ob4obo$bo4bo$3bobo$3bo!"
  },
  {
    "name": "Two-glider mess",
    "author": "",
    "description": "The longest-lived two-glider collision and a methuselah with lifespan 530.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Two-glider_mess",
    "rule": "B3/S23",
    "pattern": "3bobo$4b2o$4bob$3o3b$2bo3b$bo!"
  },
  {
    "name": "Two-glider mess_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of two-glider mess.",
    "url": "http://home.interserv.com/~mniemiec/metheus.htm",
    "rule": "B3/S23",
    "pattern": "24bo2b$22bo2bob$3bobo20bo$4b2o15bo4bo$4bo16bo4bo$3o18bo3bob$2bo19bobo2b$bo!"
  },
  {
    "name": "U-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "obo$3o!"
  },
  {
    "name": "Undecapole",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Undecapole",
    "url": "http://conwaylife.com/patterns/undecapole.rle",
    "rule": "B3/S23",
    "pattern": "12b2o$11bobo2$9bobo2$7bobo2$5bobo2$3bobo2$bobo$o$2o!"
  },
  {
    "name": "Unicycle",
    "author": "",
    "description": "A period 6 oscillator made up of four copies of unix.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unicycle",
    "rule": "B3/S23",
    "pattern": "2b2o3b4o3b$2b2o2bo4bo2b$2obo2bo3bobob$3o4bo3bobo$13bo$13bo$b2o7bo2bo$o2bo7b2ob$o13b$o13b$obo3bo4b3o$bobo3bo2bob2o$2bo4bo2b2o2b$3b4o3b2o!"
  },
  {
    "name": "Unidimensional infinite growth",
    "author": "Paul Callahan",
    "description": "Infinite growth resulting from a single row of live cells.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unidimensional_pattern",
    "rule": "B3/S23",
    "pattern": "8ob5o3b3o6b7ob5o!"
  },
  {
    "name": "Unidimensional pentadecathlon",
    "author": "",
    "description": "A unidimensional pattern that is a predecessor of the pentadecathlo\nn.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unidimensional_pattern",
    "rule": "B3/S23",
    "pattern": "10o!"
  },
  {
    "name": "Unidimensional six gliders",
    "author": "",
    "description": "The smallest unidimensional pattern to emit a glider.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unidimensional_pattern",
    "rule": "B3/S23",
    "pattern": "4o2b3ob5o!"
  },
  {
    "name": "Unidimensional tumbler",
    "author": "Paul Callahan",
    "description": "A 1-cell-thick pattern that creates a tumbler. Found in October 199\n8.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unidimensional_pattern",
    "rule": "B3/S23",
    "pattern": "5o2b3o3b3ob7ob5o2b4o!"
  },
  {
    "name": "Uninteresting p24",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Uninteresting_p24",
    "url": "http://conwaylife.com/patterns/uninterestingp24.rle",
    "rule": "B3/S23",
    "pattern": "15bo5bo$15bo5bo$15b2o3b2o2$3bo7b3o2b2ob2o2b3o$2b2o9bobobobobobo$bob2o10b2o3b2o$3o2bo$2bobobo8b2o3b2o$3bobobo5bobobobobobo$4bo2b3ob3o2b2ob2o2b3o$5b2obo$6b2o7b2o3b2o$6bo8bo5bo$15bo5bo!"
  },
  {
    "name": "Unix",
    "author": "David Buckingham",
    "description": "A period 6 oscillator that consists of two blocks eating a barge.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unix",
    "rule": "B3/S23",
    "pattern": "b2o5b$b2o5b2$bo6b$obo5b$o2bo2b2o$4bob2o$2b2o!"
  },
  {
    "name": "Unix on 41P7.2",
    "author": "",
    "description": "A small non-trivial period 42 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Unix_on_41P7.2",
    "rule": "B3/S23",
    "pattern": "bo2bo13b$4bo13b$o4bo12b$2o2bobo11b$5bob2o5b2o2b$14bo3b$15bo2b$5bo2bo5b2o2b$5b2o6bo4b$14b2o2b$13bo2bob$8bob5o2bo$6b3obo4b2ob$5bo4bobobo3b$6b4o4bo3b$10b4o4b$8bo2bo6b$8b2o!"
  },
  {
    "name": "Up dove on dove",
    "author": "",
    "description": "18-bit still life #355 in Mark D. Niemiec's life synthesis database\nhttp://www.conwaylife.com/wiki/Up_dove_on_dove",
    "url": "http://codercontest.com/mniemiec/18/18-355.rle",
    "rule": "B3/S23",
    "pattern": "2b2ob2o$bobobobo$o2bobo2bo$obo3bobo$bo5bo!"
  },
  {
    "name": "Up wing on wing",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Up_wing_on_wing",
    "url": "http://conwaylife.com/patterns/upwingonwing.rle",
    "rule": "B3/S23",
    "pattern": "b2o3b2o$o2bobo2bo$bobobobo$2b2ob2o!"
  },
  {
    "name": "V-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "o2b$o2b$3o!"
  },
  {
    "name": "Vacuum (gun)",
    "author": "Dieter Leithner",
    "description": "A true period 46 double-barreled gun found on February 21, 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Vacuum_(gun)",
    "rule": "B3/S23",
    "pattern": "b2o23b2o21b$b2o23bo22b$24bobo22b$15b2o7b2o23b$2o13bobo31b$2o13bob2o30b$16b2o31b$16bo32b$44b2o3b$16bo27b2o3b$16b2o31b$2o13bob2o13bo3bo12b$2o13bobo13bo5bo7b2o2b$15b2o14bo13b2o2b$31b2o3bo12b$b2o30b3o13b$b2o46b$33b3o13b$31b2o3bo12b$31bo13b2o2b$31bo5bo7b2o2b$32bo3bo12b2$44b2o3b$44b2o3b5$37b2o10b$37bobo7b2o$39bo7b2o$37b3o9b$22bobo24b$21b3o25b$21b3o25b$21bo15b3o9b$25bobo11bo9b$21b2o4bo9bobo9b$16b2o4bo3b2o9b2o10b$15bobo6bo24b$15bo33b$14b2o!"
  },
  {
    "name": "Vase siamese hat",
    "author": "",
    "description": "The most common 27-bit still life on Catagolue",
    "url": "http://conwaylife.com/wiki/Vase_siamese_hat",
    "rule": "B3/S23",
    "pattern": "b2o3b2ob$o2bobo2bo$2obobob2o$3bobo3b$3bobo3b$2b2ob2o2b$3bobo3b$3bobo3b$4bo4b!"
  },
  {
    "name": "Very long clock",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_long_clock",
    "url": "http://conwaylife.com/patterns/verylongclock.rle",
    "rule": "B3/S23",
    "pattern": "6bo$4bobobo$2bobobobobo$obobobobobo$bobobobobobo$bobobobobo$3bobobo$5bo!"
  },
  {
    "name": "Very long house",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Very_long_house",
    "rule": "B3/S23",
    "pattern": "b5ob$o2bo2bo$2o3b2o!"
  },
  {
    "name": "Very long integral",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_long_integral",
    "url": "http://conwaylife.com/patterns/verylongintegral.rle",
    "rule": "B3/S23",
    "pattern": "2o2b2o$o2bo2bo$b2o2b2o!"
  },
  {
    "name": "Very very long barge",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_very_long_barge",
    "url": "http://conwaylife.com/patterns/veryverylongbarge.rle",
    "rule": "B3/S23",
    "pattern": "bo$obo$bobo$2bobo$3bobo$4bobo$5bo!"
  },
  {
    "name": "Very very long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_very_long_boat",
    "url": "http://conwaylife.com/patterns/veryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "4bo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very very long canoe",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_very_long_canoe",
    "url": "http://conwaylife.com/patterns/veryverylongcanoe.rle",
    "rule": "B3/S23",
    "pattern": "6b2o$5bobo$4bo$3bo$2bo$bo$o$2o!"
  },
  {
    "name": "Very very long ship",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very_very_long_ship",
    "url": "http://conwaylife.com/patterns/veryverylongship.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo$bobo$2bobo$3bobo$4b2o!"
  },
  {
    "name": "Very^3 long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very%5E3_long_boat",
    "url": "http://conwaylife.com/patterns/veryveryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "5bo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^3 long ship",
    "author": "",
    "description": "A 14-bit still life.",
    "url": "http://conwaylife.com/wiki/Very%5E3_long_ship",
    "rule": "B3/S23",
    "pattern": "5b2o$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^4 long boat",
    "author": "",
    "description": "A 15-bit still life.",
    "url": "http://conwaylife.com/wiki/Very%5E4_long_boat",
    "rule": "B3/S23",
    "pattern": "6bo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^4 long snake",
    "author": "Unknown",
    "description": "http://www.conwaylife.com/wiki/Very%5E4_long_snake",
    "url": "http://www.conwaylife.com/patterns/veryveryveryverylongsnake.rle",
    "rule": "B3/S23",
    "pattern": "2o$obo$3bo$4bo$5bo$6bobo$7b2o!"
  },
  {
    "name": "Very^5 long boat",
    "author": "",
    "description": "A 17-bit still life.",
    "url": "http://conwaylife.com/wiki/Very%5E5_long_boat",
    "rule": "B3/S23",
    "pattern": "7bo$6bobo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^6 long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very%5E6_long_boat",
    "url": "http://conwaylife.com/patterns/veryveryveryveryveryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "8bo$7bobo$6bobo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^7 long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very%5E7_long_boat",
    "url": "http://conwaylife.com/patterns/veryveryveryveryveryveryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "9bo$8bobo$7bobo$6bobo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^8 long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very%5E8_long_boat",
    "url": "http://conwaylife.com/patterns/veryveryveryveryveryveryveryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "10bo$9bobo$8bobo$7bobo$6bobo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Very^9 long boat",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Very%5E9_long_boat",
    "url": "http://conwaylife.com/patterns/veryveryveryveryveryveryveryveryverylongboat.rle",
    "rule": "B3/S23",
    "pattern": "11bo$10bobo$9bobo$8bobo$7bobo$6bobo$5bobo$4bobo$3bobo$2bobo$bobo$obo$2o!"
  },
  {
    "name": "Voldiag",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/Voldiag",
    "url": "http://conwaylife.com/patterns/voldiag.rle",
    "rule": "B3/S23",
    "pattern": "6b3o$4b2o$4bo$4bo3bo$b3ob2o$bo2bobo3b2o$o3b2o4bo3bo$o8bo2b3o$o2bo5bo4b2o$7b2o3bo$5b2o4b3o3bo$5bo4bob3obobo$7bob3o2bo2b2o$7bo2b2o$6b3o2b2o7b2o$8bo10b2o$11bo8bobo$10bobo5bobob3o$11b2o4bobo5bo$15bo2bo5b2o$14b4o$14bo$16b2o$17bo$17bobo$18b2o!"
  },
  {
    "name": "W-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "o2b$2ob$b2o!"
  },
  {
    "name": "Washing machine",
    "author": "Robert Wainwright",
    "description": "A period 2 oscillator found no later than June 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Washing_machine",
    "rule": "B3/S23",
    "pattern": "b2ob2ob$ob2o2bo$2o4bo$bo3bob$o4b2o$o2b2obo$b2ob2o!"
  },
  {
    "name": "Washing machine_synth",
    "author": "Mark D. Niemiec",
    "description": "Glider synthesis of washing machine.",
    "url": "http://home.interserv.com/~mniemiec/objname.htm#W",
    "rule": "B3/S23",
    "pattern": "10bo26b$8bobo26b$9b2o26b3$16bo20b$15bo21b$15b3o19b$bo35b$2bo15bo18b$3o14b2o12b2ob2ob$17bobo10bob2o2bo$30b2o4bo$31bo3bob$30bo4b2o$7bobo20bo2b2obo$8b2o14b3o4b2ob2ob$8bo15bo12b$25bo11b$9b3o25b$11bo25b$10bo26b3$16b2o19b$16bobo18b$16bo!"
  },
  {
    "name": "Wasp",
    "author": "David Bell",
    "description": "An orthogonal c/3 period 3 spaceship that was found in March 1998.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wasp",
    "rule": "B3/S23",
    "pattern": "10bo3bo7b$7bobob2ob3o5b$6bo2bo6b2ob2ob$b2o2b2o2bo3bo2bo2b2ob$b2obob2o2bo2bo4bo2bo$o3bo4b2o11b$obobo2bo2b2o10b$9bo12b$b3o!"
  },
  {
    "name": "Wavefront",
    "author": "David Buckingham",
    "description": "A period 4 oscillator found no later than 1976.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wavefront",
    "rule": "B3/S23",
    "pattern": "8b2o3b$8bo4b$9bo3b$8b2o3b$5b2o3b2ob$4bo2b3o2bo$4bo5b2ob$5bo3bo3b$2obobo3bo3b$ob2obob2o4b$4bobo6b$4bobo6b$5bo!"
  },
  {
    "name": "Weekender",
    "author": "David Eppstein",
    "description": "An orthogonal period 7 spaceship with speed 2c/7.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Weekender",
    "rule": "B3/S23",
    "pattern": "bo12bob$bo12bob$obo10bobo$bo12bob$bo12bob$2bo3b4o3bo2b$6b4o6b$2b4o4b4o2b2$4bo6bo4b$5b2o2b2o!"
  },
  {
    "name": "Weekender tagalong",
    "author": "Stephen Silver",
    "description": "A tagalong for two period 7 orthogonal 2c/7 weekenders, found on April 27, 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Weekender",
    "rule": "B3/S23",
    "pattern": "bo12bo7bo12bob$bo12bo7bo12bob$obo10bobo5bobo10bobo$bo12bo7bo12bob$bo12bo7bo12bob$2bo3b4o3bo9bo3b4o3bo2b$6b4o8bo8b4o6b$2b4o4b4o2b5o2b4o4b4o2b$15bobobobo15b$4bo6bo13bo6bo4b$5b2o2b2o6bobo6b2o2b2o5b$14bo2bobo2bo14b$14bo2bobo2bo14b$14bobo3bobo14b3$14b2o5b2o14b$14b2o5b2o14b2$16b2ob2o16b$15bobobobo15b$15bobobobo15b$17bobo17b$15b2o3b2o!"
  },
  {
    "name": "Welded geese",
    "author": "Stephen Silver",
    "description": "A pair of Canada geese that have been welded together.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Canada_goose",
    "rule": "B3/S23",
    "pattern": "10b3o10b$10bo9b2ob$11bo6b3obo$13b2o2b2o4b$14bo8b$18bo4b$14b2o3bo3b$13bobob2o4b$12bo2bo2bob2ob$13bo3b2o4b$3o10bo9b$o9b4o9b$bo6bo14b$3b2o2b2o4bo9b$4bo18b$8bo14b$4b2o3bo13b$3bobob2o14b$3bobo2bob2o11b$2bo4b2o14b$2b2o19b$2b2o!"
  },
  {
    "name": "Why not",
    "author": "David Buckingham",
    "description": "A period 2 oscillator found in July 1977 that is very similar to by flops.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Why_not",
    "rule": "B3/S23",
    "pattern": "3bo3b$3bobob$bo5b$ob5o$bo5b$3bobob$3bo!"
  },
  {
    "name": "Wickstretcher 1",
    "author": "Hartmut Holzwart and Dean Hickerson",
    "description": "The first wickstretcher to be found.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wickstretcher_1",
    "rule": "B3/S23",
    "pattern": "10bo19b2o17b$9bobo17bo4b2o13b$2bo4b3obo5bo14bob3o12b$bobo2bo4b2o3bobo7bobob4o3bo3b2o2b2obo$bobo2bob2o3bo3bo8b3obo8bo2b2o4bo$2ob2obobob2o8bo10bo4b2ob2o4b2obo$bo4b2o4b2o3bob2o13bo7bo6b$bob2o2bo3bobob2o2bob2ob3o4bobo9bo5b$2bo3b3obobo2bo4bo3b3o4bobo9bo5b$3b2o3bobo2bo5b2o13bo7bo6b$5b2obob2obobo3bo11bo4b2ob2o4b2obo$5bob2obo2bob2o4bo4b3obo8bo2b2o4bo$11b2o7b2o4bobob4o3bo3b2o2b2obo$32bob3o12b$29bo4b2o13b$30b2o!"
  },
  {
    "name": "Windmill",
    "author": "Dean Hickerson",
    "description": "A period 4 oscillator found in November 1989.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Windmill",
    "rule": "B3/S23",
    "pattern": "11bo6b$9b2obo5b$7b2o9b$10b2o6b$7b3o8b2$3o15b$3b2o2b3ob2o5b$10b7ob$b7o10b$5b2ob3o2b2o3b$15b3o2$8b3o7b$6b2o10b$9b2o7b$5bob2o9b$6bo!"
  },
  {
    "name": "Wing",
    "author": "",
    "description": "An induction coil.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wing",
    "rule": "B3/S23",
    "pattern": "b2ob$o2bo$bobo$2b2o!"
  },
  {
    "name": "Wing (spaceship)",
    "author": "Hartmut holzwart",
    "description": "The first extensible c/4 spaceship. Diagonal and period 4. Found in 1993.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wing_(spaceship)",
    "rule": "B3/S23",
    "pattern": "4b2o17b$4bobo16b$4bo18b$7bo15b$3o4bobo13b$o6bo2bo3b3o6b$bo7b2o2bo2b2o5b$3b3o7bo5b2o2b$13b2o4b3ob$4bobo3b3o9bo$5b2o2bo2bo6bo2bo$9bo9bo3b$9b2o8bobob$6b3o14b$5bo2bo14b$5bo17b$5b2o16b$6bo16b2$7b2ob3o10b$7b2o14b$8bo3bo10b$9b2o!"
  },
  {
    "name": "Wing extended",
    "author": "Hartmut Holzwart",
    "description": "An extension of the wing spaceship. Diagonal, period 4, speed c/4.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Wing_(spaceship)",
    "rule": "B3/S23",
    "pattern": "28b2o17b$28bobo16b$28bo18b$31bo15b$24b3o4bobo13b$24bo6bo2bo3b3o6b$25bo7b2o2bo2b2o5b$27b3o7bo5b2o2b$20b2o15b2o4b3ob$20bobo5bobo3b3o9bo$20bo8b2o2bo2bo6bo2bo$23bo9bo9bo3b$16b3o4bobo7b2o8bobob$16bo6bo2bo3b3o14b$17bo7b2o2bo2bo14b$19b3o7bo17b$12b2o15b2o16b$12bobo5bobo3b3o18b$12bo8b2o2bo2bo18b$15bo9bo21b$8b3o4bobo7b2o20b$8bo6bo2bo3b3o22b$9bo7b2o2bo2bo22b$11b3o7bo25b$4b2o15b2o24b$4bobo5bobo3b3o26b$4bo8b2o2bo2bo26b$7bo9bo29b$3o4bobo7b2o28b$o6bo2bo3b3o30b$bo7b2o2bo2bo30b$3b3o7bo33b$13b2o32b$4bobo3b3o34b$5b2o2bo2bo34b$9bo37b$9b2o36b$6b3o38b$5bo2bo38b$5bo41b$5b2o40b$6bo40b2$7b2ob3o34b$7b2o38b$8bo3bo34b$9b2o!"
  },
  {
    "name": "Worker bee",
    "author": "David Buckingham",
    "description": "A period 9 oscillator found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Worker_bee",
    "rule": "B3/S23",
    "pattern": "2o12b2o$bo12bob$bobo8bobob$2b2o8b2o2b2$5b6o5b2$2b2o8b2o2b$bobo8bobob$bo12bob$2o12b2o!"
  },
  {
    "name": "Worm",
    "author": "?",
    "description": "An 11-bit induction coil.",
    "url": "http://conwaylife.com/wiki/Worm",
    "rule": "B3/S23",
    "pattern": "b2o$obo$o4bo$b5o!"
  },
  {
    "name": "X-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "bob$3o$bo!"
  },
  {
    "name": "Y-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "2bob$4o!"
  },
  {
    "name": "Z-hexomino",
    "author": "",
    "description": "One of 35 hexominoes. It appears in pentoad and Achim's p144.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Z-hexomino",
    "rule": "B3/S23",
    "pattern": "2ob$bob$bob$b2o!"
  },
  {
    "name": "Z-pentomino",
    "author": "",
    "description": "One of the 12 pentominoes.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Polyomino#Pentominoes",
    "rule": "B3/S23",
    "pattern": "2ob$bob$b2o!"
  },
  {
    "name": "aVerage",
    "author": "David Buckingham",
    "description": "A period 5 oscillator in which the average number of live rotor cells is five (V), which is also the period.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=AVerage",
    "rule": "B3/S23",
    "pattern": "3b2o8b$4b3o6b$2bo4bo5b$bob4obo4b$bobo4bo2bob$2ob3o2bobobo$bobo4bo2bob$bob4obo4b$2bo4bo5b$4b3o6b$3b2o!"
  },
  {
    "name": "beacon and long hook_synth",
    "author": "Mark D. Niemiec",
    "description": "A 6-glider synthesis of beacon and long hook",
    "url": "",
    "rule": "B3/S23",
    "pattern": "8b2o17b$9b2o16b$8bo3b2o13b$3bo8bobo12b$3b2o7bo11b2ob$2bobo20bob$22bo4b$22b2o3b2$22b4ob$22bo3bo$25b2o$3ob3o20b$2bobo22b$bo3bo21b5$5b2o20b$4b2o21b$6bo!"
  },
  {
    "name": "biloaf4_synth",
    "author": "",
    "description": "Glider synthesis of bi-loaf 4",
    "url": "http://conwaylife.com/wiki/Bi-loaf_4",
    "rule": "B3/S23",
    "pattern": "8bo$7bo$3bo3b3o$4bo$2b3o2$5bo$b2o2bobo$obo2b2o$2bo!"
  },
  {
    "name": "blonker_synth",
    "author": "Martin Grant",
    "description": "Glider synthesis of blonker",
    "url": "http://conwaylife.com/wiki/Blonker",
    "rule": "B3/S23",
    "pattern": "40bo$15bo13bo8b2o$16b2o9b2o10b2o$15b2o11b2o5$35bo$14b2o18bo$5bo7bobo18b3o$3bobo9bo$4b2o19bobo$25b2o10bo$26bo10bobo$37b2o$21bo8b2o$19bobo8bobo$16bo3b2o8bo$16b2o$15bobo4b2o$22bobo$8b2o12bo$b2o6b2o$obo5bo$2bo$32b3o$15bo16bo6b2o$15b2o16bo5bobo$14bobo11b2o9bo$27b2o$29bo!"
  },
  {
    "name": "boatonaircraft_synth",
    "author": "",
    "description": "Glider synthesis of Boat on aircraft",
    "url": "http://conwaylife.com/wiki/boat_on_aircraft",
    "rule": "B3/S23",
    "pattern": "43bo$41b2o$42b2o15$18bo$17bo$17b3o14bo$33bobo$18bo15b2o$17b2o17b2o$17bobo16bo$38bo$37b2o9$39b3o$39bo$40bo6$bo$b2o$obo!"
  },
  {
    "name": "c/9 reaction",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/C/9_reaction",
    "url": "http://conwaylife.com/patterns/c9reaction.rle",
    "rule": "B3/S23",
    "pattern": "6b3o$bo$3o$2bo!"
  },
  {
    "name": "caterer_synth",
    "author": "Tanner Jacobi, Chris Cain",
    "description": "Glider synthesis of Caterer",
    "url": "http://conwaylife.com/wiki/caterer",
    "rule": "B3/S23",
    "pattern": "10bo$8b2o$9b2o3$4bobo$5b2o$5bo4bobo4bo$10b2o4bo$4bo6bo4b3o$5bo$3b3o$15b2o$14bobo$16bo3$bo$b2o$obo!"
  },
  {
    "name": "cisfusewithtwotails_synth",
    "author": "Tanner Jacobi, Chris Cain",
    "description": "Glider synthesis of cis fuse with two tails",
    "url": "http://conwaylife.com/wiki/cis-fuse_with_two_tails",
    "rule": "B3/S23",
    "pattern": "32bo$obo16bobo9bobo$b2o16b2o10bo2bo$bo18bo9b2o3bo$32b3o$19b3o10bo$5bo13bo$5b2o13bo$4bobo6b2o$12bobo$14bo3$10b3o$12bo$11bo!"
  },
  {
    "name": "copperhead_synth",
    "author": "2718281828",
    "description": "13-glider synthesis of copperhead\nhttp://conwaylife.com/wiki/Copperhead",
    "url": "http://www.conwaylife.com/forums/viewtopic.php?p=54874#p54874",
    "rule": "B3/S23",
    "pattern": "3bo$bobo$2b2o11$28b2o$27b2o$24b2o3bo$23bobo$25bo$33b3o3b2o$35bo2b2o$34bo5bo10$2o38bo$b2o36b2o$o38bobo2$3b2o8bo$2bobo8b2o$4bo7bobo$7b2o36b2o$6bobo36bobo$8bo36bo$11b3o$13bo$12bo$42b3o$42bo$43bo!"
  },
  {
    "name": "copperhead_synth.rle",
    "author": "gmc_nxtman",
    "description": "Copperhead synthesis from 14 gliders\nhttp://conwaylife.com/forums/viewtopic.php?p=46308#p46308",
    "url": "http://conwaylife.com/wiki/Copperhead",
    "rule": "B3/S23",
    "pattern": "3bo40bo$4bo38bo$2b3o19bo18b3o$23b2o$23bobo2$12b3o6b2o$14bo5bobo$13bo8bo13b2o$36bobo$36bo13$23b2o$23b2o2$3b2o38b2o$2bobo38bobo$4bo38bo4$7bo32bo$7b2o30b2o$3o3bobo30bobo3b3o$2bo42bo$bo44bo!"
  },
  {
    "name": "cross_synth",
    "author": "Jason Summers",
    "description": "A 16-glider synthesis of the cross",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Cross",
    "rule": "B3/S23",
    "pattern": "13bobo30b$13b2o31b$14bo31b$22bo23b$21bo24b$10bobo8b3o22b$11b2o3bo29b$11bo5bo28b$5bo9b3o28b$3bobo40b$4b2o20bo19b$24b2o14b2o4b$25b2o12b4o3b$30b2o14b$7b2o20b2o6bobo2bobob$6bobo14bo7bo4b2o6b2o$o7bo14bobo10b2o6b2o$b2o20b2o12bobo2bobob$2o44b$5b2o32b4o3b$6b2o32b2o4b$5bo20b2o18b$26bobo17b$14b3o9bo19b$14bo5bo25b$15bo3b2o25b$8b3o8bobo24b$10bo35b$9bo36b$17bo28b$17b2o27b$16bobo!"
  },
  {
    "name": "elkiesp5_synth",
    "author": "Martin Grant, Brett Berger",
    "description": "Glider synthesis of Elkie's p5",
    "url": "http://conwaylife.com/wiki/Elkies%27_p5",
    "rule": "B3/S23",
    "pattern": "3bo$4bo10bo$2b3o9bo$9bo4b3o$bo8bo$b2o5b3o$obo2$13bo$13bobo10bo$13b2o11bobo$26b2o15$23bo$6b3o13b2o$8bo13bobo$7bo!"
  },
  {
    "name": "foreandback_synth",
    "author": "Tanner Jacobi",
    "description": "Glider synthesis of fore and back",
    "url": "http://conwaylife.com/wiki/fore_and_back",
    "rule": "B3/S23",
    "pattern": "bo$2bo$3o$8bo$7bo$7b3o2$obo$b2o22b2ob2o$bo22bobob2o$7bobo13bo$7b2o14b3ob3o$8bo20bo$10b2o11b2obobo$10bobo10b2ob2o$4b2o4bo$3b2o$5bo!"
  },
  {
    "name": "griddleandblock_synth",
    "author": "Ivan Fomichev",
    "description": "Glider synthesis of griddle and block",
    "url": "http://conwaylife.com/wiki/griddle_and_block",
    "rule": "B3/S23",
    "pattern": "8bo$8bobo$8b2o$2bo$obo$b2o$17bobo$17b2o$7bo10bo$8bo$6b3o$2bo$obo$b2o8$2b3o$4bo$3bo!"
  },
  {
    "name": "hungryhat_synth",
    "author": "",
    "description": "Glider synthesis of hungry hat",
    "url": "http://conwaylife.com/wiki/hungry_hat",
    "rule": "B3/S23",
    "pattern": "2bo$obo$b2o2$13bo$13bobo$10b2ob2o17b2o$9bobo16b2obobo$11bo17bobo$16b3o10bobo$16bo13bo$17bo!"
  },
  {
    "name": "loafer.rle",
    "author": "Josh Ball",
    "description": "small c/7 orthogonal spaceship found 17 February 2013\nhttp://www.conwaylife.com/forums/viewtopic.php?f=2&t=1031#p7450",
    "url": "http://conwaylife.com/wiki/Loafer",
    "rule": "B3/S23",
    "pattern": "b2o2bob2o$o2bo2b2o$bobo$2bo$8bo$6b3o$5bo$6bo$7b2o!"
  },
  {
    "name": "loafer_synth.rle",
    "author": "Matthias Merzenich",
    "description": "8-glider synthesis of loafer found 18 February 2013,\nbased on 18-glider synthesis found by Adam Goucher on 17 February.\nhttp://www.conwaylife.com/forums/viewtopic.php?f=2&t=1031#p7465",
    "url": "http://conwaylife.com/wiki/Loafer",
    "rule": "B3/S23",
    "pattern": "33bo$31b2o$32b2o$9bo$bo8bo$2bo5b3o$3o3$5bo$6bo$4b3o$24bobo$25b2o$25bo2$27bobo$27b2o$28bo$31b3o$31bo$32bo7$5b2o$6b2o$5bo!"
  },
  {
    "name": "loafsiameseloaf_synth",
    "author": "Boris Shemyakin",
    "description": "Glider synthesis of loaf siamese loaf",
    "url": "http://conwaylife.com/wiki/loaf_siamese_loaf",
    "rule": "B3/S23",
    "pattern": "5$25bobo$3b2o21b2o$2bo2bo20bo$2bobobo15bo$3bo2bo15b2o4bobo$4b2o15bobo4b2o8bo$29bo7b2o$37bobo!"
  },
  {
    "name": "mold on 36P22",
    "author": "Jason Summers",
    "description": "The smallest known non-trivial period 44 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Mold_on_36P22",
    "rule": "B3/S23",
    "pattern": "23b2o2b$22bo2bob$22bobo2b$23bob2o$24b3o$25b2o$2o25b$bo25b$bobo13b3o7b$2b2o3bo8bo3bo6b$6bob2o6bo4bo5b$5bo4bo6b2obo6b$6bo3bo8bo3b2o2b$7b3o13bobob$25bob$25b2o!"
  },
  {
    "name": "original gliders by the dozen",
    "author": "Roger H. Rosenbaum",
    "description": "The original form of gliders by the dozen",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Gliders_by_the_dozen",
    "rule": "B3/S23",
    "pattern": "2b2ob2o2b$bobobobob$o2bobo2bo$bobobobob$2b2ob2o!"
  },
  {
    "name": "p24 shuttle",
    "author": "Karel Suhajda",
    "description": "A period 24 shuttle oscillator found by Karel Suhajda.",
    "url": "http://conwaylife.com/wiki/P24_shuttle",
    "rule": "B3/S23",
    "pattern": "7b2o$7b2o4$11bo$6bo4b2o$2o3bobo5bo$2o2b2obo5b2o$5b2o2$18b2o$11b2o5b2o$10bo2bo$10b3o$11bo3$11b2o$11b2o!"
  },
  {
    "name": "p31 reflection",
    "author": "Matthias Merzenich",
    "description": "48P31 acting as a 90-degree reflector",
    "url": "http://www.conwaylife.com/wiki/index.php?title=48P31",
    "rule": "B3/S23",
    "pattern": "33bob$32bo2b$32b3o6$26bo8b$24b2o9b$25b2o8b9$7b2obo2bob2o18b$2o4bo2bo4bo2bo4b2o11b$2o5bobo4bobo5b2o11b$8bo6bo19b6$8bo6bo19b$2o5bobo4bobo5b2o11b$2o4bo2bo4bo2bo4b2o11b$7b2obo2bob2o!"
  },
  {
    "name": "p32 blinker hassler",
    "author": "Noam Elkies",
    "description": "http://conwaylife.com/wiki/P32_blinker_hassler",
    "url": "http://conwaylife.com/patterns/p32blinkerhassler.rle",
    "rule": "B3/S23",
    "pattern": "10bo$4b2o3bobo3b2o$3bobo4bo4bobo$3bo13bo$2obo13bob2o$2obobob7obobob2o$3bobo9bobo$3bobo9bobo$4bo3bobobo3bo2$10bo$4b2o4bo4b2o$4b2o4bo4b2o7$12bo$8b2o2b2ob3o$8b2o4b4o$12b2o!"
  },
  {
    "name": "p32 blinker hassler 2",
    "author": "Noam Elkies",
    "description": "A period 32 oscillator found by Noam Elkies in April 2010.",
    "url": "http://conwaylife.com/wiki/P32_blinker_hassler_2",
    "rule": "B3/S23",
    "pattern": "17b3o$17b3o$17b3o$14b3o7b2o$2o12b3o7b2o$obo11b3o$2b3o17b6o$bo3bo15bo6bo$b5o3bo12b3o2b2o$4b2o3b3o$b5o3bo14bo$bo3bo15bo2bo$2b3o9b3o7bo3bo$obo11bobo4bo2bo2bobo$2o12b3o7bo3bo$21bo2bo$10b2o12bo$10bobo$11b2o9b3o2b2o$21bo6bo$22b6o2$24b2o$24b2o!"
  },
  {
    "name": "p36 toadsucker",
    "author": "Robert Wainwright",
    "description": "A period 36 toadsucker",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2o16b2ob$bo16bo2b$bobo12bobo2b$2b2o12b2o3b$7bo4bo8b$5b2ob4ob2o6b$7bo4bo8b$2b2o12b2o3b$bobo12bobo2b$bo16bo2b$2o16b2ob$11bo9b$9bo2bo8b$9bo2bo8b$10bo10b$b2o16b2o$2bo16bob$2bobo12bobob$3b2o12b2o2b$8bo4bo7b$6b2ob4ob2o5b$8bo4bo7b$3b2o12b2o2b$2bobo12bobob$2bo16bob$b2o16b2o!"
  },
  {
    "name": "p42 glider shuttle",
    "author": "Noam Elkies",
    "description": "The first period-42 oscillator to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P42_glider_shuttle",
    "rule": "B3/S23",
    "pattern": "22b2o8b$21bo2bo7b$10bo13bo7b$9bobo12bo7b$10bo7bo3bobo7b$17bo3bobo8b$8b5o4bo4bo9b$7bo4bo5b4o4b2o4b$6bob2o16b2o2b2o$3bo2bobo15b2obo2b2o$2bobobo9bo7b3o5b$3bo2bo4b3o3b2o13b$6b2o3b2o3b2o14b$11bo13b2o5b$25b2o5b2$10bobo19b$5b2o4b2o19b$4bo2bo3bo7b2o11b$7bo10bo2bo2b2o6b$7bo10bobo4bo2bo3b$bo3bobo11bo5bobobo2b$o3bobo15b2obo2bo3b$o4bo16bo2bo6b$b4o4b2o8bo4bo7b$9b2o2b2o4b5o8b$7b2obo2b2o17b$7b3o11bo10b$20bobo9b$21bo10b$8b2o22b$8b2o!"
  },
  {
    "name": "p45 engine",
    "author": "Matthias Merzenich",
    "description": "A period-45 oscillator found on 29 Apr 2009\nStill life stabilization by Jason Summers on 3 May 2009",
    "url": "",
    "rule": "B3/S23",
    "pattern": "21b2o$21bo$18b2obo$18bobo4b2o$25bo$23bobo$23b2o5$17bo2bo$13b2o2bo2bo$13b2o2bo2bo7b2o$28b2o$3bo$3b3o$6bo21b3o$5b2o31b2o$o38bo$3o25b3o7bo$3bo7b3o25b3o$2bo38bo$2b2o31b2o$11b3o21bo$36b3o$38bo$12b2o$12b2o7bo2bo2b2o$21bo2bo2b2o$21bo2bo5$17b2o$16bobo$16bo$15b2o4bobo$20bob2o$20bo$19b2o!"
  },
  {
    "name": "p46 gun",
    "author": "Bill Gosper",
    "description": "The smallest known period-46 gun",
    "url": "",
    "rule": "B3/S23",
    "pattern": "30b2o17b$29bobo15b2o$29bo17b2o$17bo11b3o17b$2o15b2o30b$2o16b2o29b$13b2o2b2o30b$29b3o17b$29bo17b2o$29bobo15b2o$13b2o2b2o11b2o17b$2o16b2o29b$2o15b2o30b$17bo!"
  },
  {
    "name": "p48 pi hassler",
    "author": "Matthias Merzenich",
    "description": "A period 48 oscillator found by Matthias Merzenich in June 2011.",
    "url": "http://conwaylife.com/wiki/p48_pi_hassler",
    "rule": "B3/S23",
    "pattern": "19bo$17b3o8b2o$7b2o7bo11b2o$8bo7b2o$8bobo15b6o$9b2o14bo3bo2bo$3b2o21b2o3b2o$2bobo22bo$2bobob2o19bobo$3bobobo9bo9bobo$5bo11b2o7bo5bo$3bo2bo12bo6bo5bo$6bo10b2o7bo5bo$o5bo10bo8bo$o5bo19bo2bo$o5bo20bo$3bobo19bobobo$3bobo19b2obobo$5bo22bobo$2o3b2o21b2o$o2bo3bo14b2o$b6o15bobo$15b2o7bo$3b2o11bo7b2o$3b2o8b3o$13bo!"
  },
  {
    "name": "p50 glider shuttle",
    "author": "Dean Hickerson",
    "description": "The first period-50 oscillator to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P50_glider_shuttle",
    "rule": "B3/S23",
    "pattern": "16bo16b$15bobo15b$10bo4bobo15b$9bobo2b2ob2o2b2o10b$10bo3bo5bo2bo9b$15b3o4bo2bo7b$8b5o4bo2bobob2o7b$7bo4bo5b2o2bo3b2o5b$6bo2bo11b2o3bo6b$3bo2bob2o18bo4b$2bobobo5bo11b4obo3b$3bo2bo4bobo4bo5bo4bo3b$6b2o2bo2bo2bobo7bobo4b$11b2o4b2o6bo7b$3b2o20bo3bo3b$b3obo20b2ob3ob$o4bo6bo14bo4bo$b3ob2o6bo13bob3ob$3bo3bo3b3o14b2o3b$7bo12b2o11b$4bobo12bo2bo2b2o6b$3bo4bo10bobo4bo2bo3b$3bob4o11bo5bobobo2b$4bo18b2obo2bo3b$6bo3b2o11bo2bo6b$5b2o3bo2b2o5bo4bo7b$7b2obobo2bo4b5o8b$7bo2bo4b3o15b$9bo2bo5bo3bo10b$10b2o2b2ob2o2bobo9b$15bobo4bo10b$15bobo15b$16bo!"
  },
  {
    "name": "p54 shuttle",
    "author": "Dave Buckingham",
    "description": "A period 54 oscillator that is a variant of the twin bees shuttle found by Dave Buckingham in 1973.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=P54_shuttle",
    "rule": "B3/S23",
    "pattern": "2o25b2o$bo25bob$bobo7bo13bobob$2b2o5bo2bo5bo6b2o2b$12bo5b2o9b$8bo10b2o8b$8bo3b2o4b2o9b$9b5o15b2$9b5o15b$8bo3b2o4b2o9b$8bo10b2o8b$12bo5b2o9b$2b2o5bo2bo5bo6b2o2b$bobo7bo13bobob$bo25bob$2o25b2o!"
  },
  {
    "name": "p60 hassler",
    "author": "Noam Elkies",
    "description": "A period 60 oscillator found by Noam Elkies in 2002.",
    "url": "http://conwaylife.com/wiki/P60_hassler",
    "rule": "B3/S23",
    "pattern": "10b2o10b2o$9bo2bo8bo2bo$9b3o2b6o2b3o$12b2o6b2o$11bo10bo$11b2obo4bob2o$16b2o2$16bo$16bo$16bo$13bo$2bo4bo3bo2bo3b3o5bo4bo$2b6o3bobo12b6o$2bo4bo4bo3bo9bo4bo$16bo$16bo2$2b6o18b6o$bo6bo16bo6bo$o8bo14bo8bo$bo6bo16bo6bo$2b6o18b6o!"
  },
  {
    "name": "p62 blinker hassler",
    "author": "Noam Elkies",
    "description": "A period-62 oscillator composed of two period-31 oscillators\nhassling two blinkers",
    "url": "",
    "rule": "B3/S23",
    "pattern": "27b2o7b2o$27b2o7b2o$b2o7b2o$b2o7b2o3$27bo9bo$26bobo7bobo$bo9bo13b2o2bo5bo2b2o$obo7bobo13bobo7bobo$o2bo5bo2bo6bo6b3o7b3o$b2o7b2o7bo$o11bo6bo$26b3o7b3o$19bo6bobo7bobo$o11bo6bo5b2o2bo5bo2b2o$b2o7b2o7bo6bobo7bobo$o2bo5bo2bo14bo9bo$obo7bobo$bo9bo3$27b2o7b2o$27b2o7b2o$b2o7b2o$b2o7b2o!"
  },
  {
    "name": "p66 glider shuttle",
    "author": "Michael Simkin",
    "description": "A period-66 oscillator made from two 180-degree reflectors\nBased on an old reflector reaction by Noam Elkies",
    "url": "",
    "rule": "B3/S23",
    "pattern": "16b2o$7b2o4bo2bo2bo$7b2o3bobobob2o$13bo2bo6b2o$16b6o2bo$21bobo$2o2b2o2b2o6b2o2bo2b2o$2o2b2ob2o7bobo2b2o$9bo10bobo$21bo2$3b2o$2bo2b2o$2bo4b2o10b2o2b2o$2o3bob2o10b2o2b2o$bobo$o2b6o$2o6bo2bo$5b2obobobo3b2o$5bo2bo2bo4b2o$7b2o!"
  },
  {
    "name": "p8 swan tagalong",
    "author": "",
    "description": "Two swans pulling a period 8 tagalong\nhttp://www.conwaylife.com/wiki/Swan",
    "url": "http://www.conwaylife.com/patterns/p8swantagalong.rle",
    "rule": "B3/S23",
    "pattern": "5b2obo7b3o$5bo3bo6bo$5bo4bo7bo7b2o$7b2o7bobo4b2obo$9bobo4b3obo2b2o$3o12bo3b2o2b2o$o10b2ob4ob2o$3bo8b7o$o2bo$bo2bo$2bo$4bobo$6b2o$7bo6b3o$6b2o6bo2bo$5b3o5bo3bo$2ob2ob2o7bo$o3bob2o9b2o$ob3o2bo5bo6bo$5b2o8b3o3bo$4b3o14bo$19bo$20bo$3b3o$3b3o2$2b2o$2bo!"
  },
  {
    "name": "p88 pi-heptomino hassler",
    "author": "Dean Hickerson",
    "description": "The first period 88 oscillator to be discovered",
    "url": "",
    "rule": "B3/S23",
    "pattern": "21b2o4b2o4b2o8b$20bo2bobo4bobo2bo7b$20b3o10b3o7b$23b2o6b2o10b$22bo2b6o2bo9b$22b2o8b2o9b5$4bo38b$2b2obo37b$bo41b$obo2bo37b$o2bo39b$b2o40b2$26b3o12b2o$25bo3bo11b2o$25b2ob2o13b5$25b2ob2o13b$25bo3bo11b2o$26b3o12b2o2$b2o40b$o2bo39b$obo2bo37b$bo41b$2b2obo37b$4bo38b5$22b2o8b2o9b$22bo2b6o2bo9b$23b2o6b2o10b$20b3o10b3o7b$20bo2bobo4bobo2bo7b$21b2o4b2o4b2o!"
  },
  {
    "name": "phoenix1_synth",
    "author": "Boris Shemyakin, Extrementhusiast",
    "description": "Glider synthesis of phoenix 1",
    "url": "http://conwaylife.com/wiki/phoenix_1",
    "rule": "B3/S23",
    "pattern": "6bo$6bobo$6b2o$28bo$16bo11bobo$11bo3bo10bo$5b2o5b2ob3o13b2o$3ob2o5b2o12b2o$2bo3bo24bo$bo25bobo$29bo$10b2o$9bobo$11bo!"
  },
  {
    "name": "piston_synth",
    "author": "gmc_nxtman",
    "description": "Glider synthesis of piston",
    "url": "http://conwaylife.com/wiki/piston",
    "rule": "B3/S23",
    "pattern": "25bobo$25b2o$26bo$13b2o$9b2o2bobo$10b2obo$9bo2$2o$b2o14b2o11bo$o16bobo9b2o$17bo11bobo!"
  },
  {
    "name": "roteightor extension",
    "author": "",
    "description": "An extension of roteightor",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Roteightor",
    "rule": "B3/S23",
    "pattern": "11bo20b$11b3o8b2o8b$14bo7bo9b$13b2o5bobo9b$6bo13b2o10b$6b3o23b$9bo5b3o8b2o4b$8bo6bo2bo7bo5b$bo6bo3bo2bo8bobo5b$b3o9bo2bo4bo2b2o6b$4bo5bo2bo8bo9b$3b2o6b3o5bo2bo7b2o$20b3o7bob$28bobob$5b3o20b2o2b$5bo2bo5b3o15b$5bo8bo2bo5b3o6b$2b2o2bo4bo2bo8bo2bo5b$bobo8bo2bo4bo2bo8b$bo7bo2bo8bo2bo3bo3b$2o8b3o5bo2bo6bo3b$19b3o5bo4b$6b2o20b3ob$5bobo22bob$5bo7b3o6b2o8b$4b2o7bo2bo5bo9b$13bo9b3o6b$10b2o2bo3bo6bo6b$9bobo6bo13b$9bo7bo14b$8b2o8b3o11b$20bo!"
  },
  {
    "name": "smiley_synth",
    "author": "Matthias Merzenich",
    "description": "Glider synthesis of smiley",
    "url": "http://conwaylife.com/wiki/smiley",
    "rule": "B3/S23",
    "pattern": "2bo$obo$b2o6$22bobo$16bo5b2o$14bobo6bo$15b2o9$20bo$21bo$19b3o4$26bo$25b2o$15b3o7bobo$17bo$16bo10$26bo$25b2o$25bobo$10bo$10b2o$9bobo!"
  },
  {
    "name": "switchengine_synth",
    "author": "Luka Okanishi, 12 March 2017",
    "description": "3-glider synthesis of an unstabilized switch engine\nwww.conwaylife.com/wiki/index.php?title=Switch_engine",
    "url": "http://www.conwaylife.com/patterns/switchengine_synth.rle",
    "rule": "B3/S23",
    "pattern": "obo$b2o$bo6bo$7bo$7b3o$11b2o$11bobo$11bo!"
  },
  {
    "name": "tannersp46_gun",
    "author": "David Bell",
    "description": "A period 46 gun based on Tanner's p46 and the twin bees shuttle.",
    "url": "http://conwaylife.com/wiki/Tanner%27s_p46",
    "rule": "B3/S23",
    "pattern": "17boo5boo$17boo5boo11$17bo7bo$15boboo5boobo$15bo3booboo3bo$16bo3bobo3bo$17b3o3b3o10$14bo14bo$13b3o14bo$12bobobo11b3o$12bobobo$10boob3oboo$9bobooboboobo$3boo3boobo5boboo$3boo4boobo3boboobboboo$10b3o3b3o3boobo$$bboo$3bo$3o$o13bo$13boboboboo$12bobooboobo$12bo$11boo!"
  },
  {
    "name": "twogun",
    "author": "V. Everett Boyer and Doug Petrie",
    "description": "The smallest known period-60 gun; it uses two copies of the Gosper\nglider gun.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "27bo11b$25bobo11b$15b2o6b2o12b2o$14bo3bo4b2o12b2o$3b2o8bo5bo3b2o14b$3b2o8bo3bob2o4bobo11b$13bo5bo7bo11b$14bo3bo20b$15b2o22b$26bo12b$27b2o10b$26b2o11b4$21b2o16b$9bobo10b2o15b$9bo2bo8bo17b$2o10b2o11b2o12b$2o8bo3b2o8bobo12b$5b2o5b2o9bo6b2o7b$4bo4bo2bo10bo2bo2bo2bo6b$9bobo11bo6b3o6b$24bobo5b3o4b$25b2o6bobo3b$35bo3b$35b2o!"
  },
  {
    "name": "twopulsarquadrants_synth",
    "author": "",
    "description": "Glider synthesis of two pulsar quadrants",
    "url": "http://conwaylife.com/wiki/Two_pulsar_quadrants",
    "rule": "B3/S23",
    "pattern": "25bo$25bobo$25b2o7$bo$2b2o$b2o3$19bo$17b2o$18b2o$2bo$obo$b2o6bo11bo$7bobo11bobo$8b2o11b2o11$12b3o2b2o3bo$14bo3b2ob2o$13bo3bo3bobo$26bo$25b2o$25bobo!"
  },
  {
    "name": "whynot_synth",
    "author": "Goldtiger997",
    "description": "Glider synthesis of Why Not",
    "url": "http://conwaylife.com/wiki/why_not",
    "rule": "B3/S23",
    "pattern": "13bo6bo$11bobo4b2o$12b2o5b2o$22b3o$22bo$23bo3$b2o$obo6b2o$2bo7b2o5b3o$9bo7bo$18bo$14b3o$16bo$15bo4$38bo$37b2o$37bobo!"
  },
  {
    "name": "x66",
    "author": "Hartmut Holzwart",
    "description": "A period 4 speed c/2 orthogonal spaceship found in July 1992 via a\nsearch for spaceships containing cells with no more than 6 alive neighbours.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=X66",
    "rule": "B3/S23",
    "pattern": "2bo6b$2o7b$o2b3o2bo$o4b3ob$b3o2b2ob2$b3o2b2ob$o4b3ob$o2b3o2bo$2o7b$2bo!"
  },
  {
    "name": "$rats",
    "author": "David Buckingham",
    "description": "A period 6 oscillator found in 1972.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=$rats",
    "rule": "B3/S23",
    "pattern": "5b2o5b$6bo5b$4bo7b$2obob4o3b$2obo5bobo$3bo2b3ob2o$3bo4bo3b$4b3obo3b$7bo4b$6bo5b$6b2o!"
  },
  {
    "name": "1 beacon",
    "author": "",
    "description": "Approximately the 32nd-most common oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=1_beacon",
    "rule": "B3/S23",
    "pattern": "2b2o3b$bobo3b$o2bob2o$2obo2bo$bobo3b$bo2bo2b$2b2o!"
  },
  {
    "name": "1-2-3",
    "author": "Dave Buckingham",
    "description": "A period 3 oscillator that was found in August 1972.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "2b2o6b$o2bo6b$2obob2o3b$bobo2bo3b$bo4bob2o$2b3obob2o$5bo4b$4bo5b$4b2o!"
  },
  {
    "name": "1-2-3-4",
    "author": "",
    "description": "A period 4 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=1-2-3-4",
    "rule": "B3/S23",
    "pattern": "5bo5b$4bobo4b$3bobobo3b$3bo3bo3b$2obobobob2o$obo5bobo$3b5o3b2$5bo5b$4bobo4b$5bo!"
  },
  {
    "name": "10-cell infinite growth",
    "author": "Paul Callahan",
    "description": "A 10-cell infinite growth pattern found in 1997. No pattern with fe\nwer cells can exhibit infinite growth.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Infinite_growth",
    "rule": "B3/S23",
    "pattern": "6bob$4bob2o$4bobob$4bo3b$2bo5b$obo!"
  },
  {
    "name": "101",
    "author": "Achim Flammenkamp",
    "description": "A period 5 oscillator that was found in August 1994.\nThe name was suggested by Bill Gosper, noting that the phase shown\nbelow displays the period in binary.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "4b2o6b2o4b$3bobo6bobo3b$3bo10bo3b$2obo10bob2o$2obobo2b2o2bobob2o$3bobobo2bobobo3b$3bobobo2bobobo3b$2obobo2b2o2bobob2o$2obo10bob2o$3bo10bo3b$3bobo6bobo3b$4b2o6b2o!"
  },
  {
    "name": "104P177",
    "author": "Karel Suhajda",
    "description": "A period 177 oscillator discovered by Karel Suhajda in June 2007",
    "url": "http://www.conwaylife.com/wiki/index.php?title=104P177",
    "rule": "B3/S23",
    "pattern": "16bo12bo16b$9b2o24b2o9b$8b3o3b2o14b2o3b3o8b$14b2ob2o8b2ob2o14b$16bo12bo16b4$2bo40bo2b$b2o40b2ob$b2o40b2ob4$2b2o38b2o2b$2b2o38b2o2b$o3bo36bo3bo$3bo38bo3b$3bo38bo3b9$3bo38bo3b$3bo38bo3b$o3bo36bo3bo$2b2o38b2o2b$2b2o38b2o2b4$b2o40b2ob$b2o40b2ob$2bo40bo2b4$16bo12bo16b$14b2ob2o8b2ob2o14b$8b3o3b2o14b2o3b3o8b$9b2o24b2o9b$16bo12bo!"
  },
  {
    "name": "104P25",
    "author": "Noam Elkies",
    "description": "A period-25 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=98P25",
    "rule": "B3/S23",
    "pattern": "9b2o4b2o3bo17b$9bobo2bobo3b3o15b$11bo2bo8bo14b$10bo4bo6b2o14b$10b2o2b2o22b$12b2o24b2$36b2o$2o24bo6b2o2bo$o2b2o19b2obo5bob2ob$b2obo19bo2bo4bo5b$5bo5b3o10b3o5bo5b$5bo4bo2bo19bob2ob$b2obo5bob2o19b2o2bo$o2b2o6bo24b2o$2o36b2$24b2o12b$22b2o2b2o10b$14b2o6bo4bo10b$14bo8bo2bo11b$15b3o3bobo2bobo9b$17bo3b2o4b2o!"
  },
  {
    "name": "105P25",
    "author": "",
    "description": "A period-25 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=98P25",
    "rule": "B3/S23",
    "pattern": "9b2o4b2o17b$9bobo2bobo17b$11bo2bo19b$10bo4bo7bo6b2o2b$10b2o2b2o6bobob2o2bo3b$12b2o8bobobobobo3b$21b2obo3bob2o2b$19bo3b2obob2o3bo$2o20bo7bo3b$o2b2o17bo7bo3b$b2obo14bo3b2obob2o3bo$5bo5b3o7b2obo3bob2o2b$5bo4bo2bo8bobobobobo3b$b2obo5bob2o8bobob2o2bo3b$o2b2o6bo11bo6b2o2b$2o32b6$12b2o20b$12b2o!"
  },
  {
    "name": "110P62",
    "author": "",
    "description": "The smallest known period-62 oscillator.",
    "url": "http://conwaylife.com/wiki/110P62",
    "rule": "B3/S23",
    "pattern": "28b2o7b2o$28b2o7b2o$2b2o7b2o$2b2o7b2o3$27b2o9b2o$29bo7bo$bo11bo14b2o7b2o$b2o9b2o12bob2o7b2obo$ob2o7b2obo5bo5bo13bo$20bo$2o11b2o5bo$bo11bo12bo13bo$bo11bo6bo5bob2o7b2obo$2o11b2o5bo7b2o7b2o$20bo8bo7bo$ob2o7b2obo12b2o9b2o$b2o9b2o$bo11bo3$28b2o7b2o$28b2o7b2o$2b2o7b2o$2b2o7b2o!"
  },
  {
    "name": "112P15",
    "author": "thunk",
    "description": "http://conwaylife.com/wiki/112P15",
    "url": "http://conwaylife.com/patterns/112p15.rle",
    "rule": "B3/S23",
    "pattern": "6bo11bo$7b2o7b2o$3bobob2o7b2obobo$2bobo15bobo$3bo17bo$2bo19bo$o9b2ob2o9bo$b2o8bobo8b2o$b2o6bobobobo6b2o$8bobo3bobo$6bo2bo5bo2bo$6b3o7b3o2$6b3o7b3o$6bo2bo5bo2bo$8bobo3bobo$b2o6bobobobo6b2o$b2o8bobo8b2o$o9b2ob2o9bo$2bo19bo$3bo17bo$2bobo15bobo$3bobob2o7b2obobo$7b2o7b2o$6bo11bo!"
  },
  {
    "name": "112P51",
    "author": "Nicolay Beluchenko",
    "description": "The first true period 51 oscillator found. Discovered in March 2009.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=112P51",
    "rule": "B3/S23",
    "pattern": "15b2o3b2o15b3$6b2o21b2o6b$6b2o21b2o6b2$3b2o27b2o3b$3b2o9b2o5b2o9b2o3b$9b3ob2o7b2ob3o9b$8bobo15bobo8b$8b2o17b2o8b$8bo19bo8b2$8bo19bo8b$7b2o19b2o7b$o6bo21bo6bo$o35bo4$o35bo$o6bo21bo6bo$7b2o19b2o7b$8bo19bo8b2$8bo19bo8b$8b2o17b2o8b$8bobo15bobo8b$9b3ob2o7b2ob3o9b$3b2o9b2o5b2o9b2o3b$3b2o27b2o3b2$6b2o21b2o6b$6b2o21b2o6b3$15b2o3b2o!"
  },
  {
    "name": "114P6H1V0",
    "author": "Paul Tooke",
    "description": "A period 6 orthogonal spaceship with speed c/6 found in October 2008.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=114P6H1V0",
    "rule": "B3/S23",
    "pattern": "4bo6bo4b$3bobob2obobo3b$3b2o2b2o2b2o3b$7b2o7b2$5b2o2b2o5b$5b2o2b2o5b$6b4o6b$6bo2bo6b$5bo4bo5b$5bo4bo5b$5bob2obo5b$6bo2bo6b$6bo2bo6b2$o14bo$2o4bo2bo4b2o$o5b4o5bo$b2o4b2o4b2ob$2bo10bo2b$obo10bobo$b5o4b5ob$3bo2b4o2bo3b$2bo4b2o4bo2b$6bo2bo6b$7b2o7b$4b2ob2ob2o4b2$3bo8bo3b$2b3o6b3o2b$2bo2bo4bo2bo2b$b2o10b2o!"
  },
  {
    "name": "114P6H1V0 pushalong",
    "author": "Hartmut Holzwart",
    "description": "A pushalong for the c/6 orthogonal period 6 spaceship 114P6H1V0.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=114P6H1V0",
    "rule": "B3/S23",
    "pattern": "5b3o14b3o5b$3obo20bob3o$4bo3bo12bo3bo4b$4bo4bo10bo4bo4b$10bo8bo10b$6bo7b2o7bo6b$7b2ob2ob4ob2ob2o7b$11bobo2bobo11b4$11bo6bo11b$10bobob2obobo10b$10b2o2b2o2b2o10b$14b2o14b2$12b2o2b2o12b$12b2o2b2o12b$13b4o13b$13bo2bo13b$12bo4bo12b$12bo4bo12b$12bob2obo12b$13bo2bo13b$13bo2bo13b2$7bo14bo7b$7b2o4bo2bo4b2o7b$7bo5b4o5bo7b$8b2o4b2o4b2o8b$9bo10bo9b$7bobo10bobo7b$8b5o4b5o8b$10bo2b4o2bo10b$9bo4b2o4bo9b$13bo2bo13b$14b2o14b$11b2ob2ob2o11b2$10bo8bo10b$9b3o6b3o9b$9bo2bo4bo2bo9b$8b2o10b2o!"
  },
  {
    "name": "114p84",
    "author": "Scorbie",
    "description": "The smallest known period-84 oscillator.",
    "url": "http://conwaylife.com/wiki/114P84",
    "rule": "B3/S23",
    "pattern": "3bo$b3o$o3b2o$b3o2bo$3bobobob2o$4bo2bobo2bo$6b2o3b2o$8bo3$2b2o4bo$3bo2bo3bo2bo$3o4bob5o$o$7b5o$6bo5bo$7b2o2b2o4b2o$2b2obobobo3b2o2bo$2bob2obob4o2bobo3b2o$8bo3bobobob2o2bo$9b3o4bobob2o$12b2obo$7b4o2bob3o$7bo2b2o2bo6b2o$15b3obo2bo$17bob2o!"
  },
  {
    "name": "117P18",
    "author": "David Buckingham",
    "description": "The first period 18 oscillator to be found. Found no later than May\n1991.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=117P18",
    "rule": "B3/S23",
    "pattern": "37b2o$8b2o27bob$9bo25bobob$9bobo23b2o2b$10b2o13bobo2bobo6b$14bobo2bobo2bo2bo2bo2bo5b$13bo2bo2bo2bo2bobo2bobo6b$14bobo2bobo13b2o2b$10b2o23bobob$9bobo25bob$9bo27b2o$8b2o29b$23b2o14b$19b2o2b2o14b$18b2o19b$19bo19b$14b2o23b$14b2o23b$29b2o8b$2o27bo9b$bo25bobo9b$bobo23b2o10b$2b2o13bobo2bobo14b$6bobo2bobo2bo2bo2bo2bo13b$5bo2bo2bo2bo2bobo2bobo14b$6bobo2bobo13b2o10b$2b2o23bobo9b$bobo25bo9b$bo27b2o8b$2o!"
  },
  {
    "name": "117P9H3V0",
    "author": "David Bell",
    "description": "The first known period 9 spaceship",
    "url": "http://www.conwaylife.com/wiki/index.php?title=117P9H3V0",
    "rule": "B3/S23",
    "pattern": "8bo8b$7bobo7b$6bo3bo6b$7b3o7b2$5b2o3b2o5b$2b2o3bobo3b2o2b$2b2o3bobo3b2o2b$2o5bobo5b2o$4b2obobob2o4b$o6bobo6bo$3b2o2bobo2b2o3b$bo2bobo3bobo2bob$b2o11b2ob$b2o11b2ob$4bo7bo4b$4b3o3b3o4b$6bo3bo6b$3b2obo3bob2o3b$5b2o3b2o5b$5bobobobo5b2$5bo2bo2bo5b$6b2ob2o6b$5b2o3b2o5b2$4bo2b3o2bo4b$3b11o3b$3b2obo3bob2o!"
  },
  {
    "name": "119P4H1V0",
    "author": "Dean Hickerson",
    "description": "The first c/4 orthogonal spaceship to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=119P4H1V0",
    "rule": "B3/S23",
    "pattern": "33bob$16bo15bobo$6bobo6bo5b2o8bo3b$6bo4bo4bob6o4b2o5b$6bob8o10bo2bob3ob$9bo5bo7b4o4b3ob$4b2o17b3obo7b$bo2b2o7b2o8b2o10b$bo2bo30b$o34b$bo2bo30b$bo2b2o7b2o8b2o10b$4b2o17b3obo7b$9bo5bo7b4o4b3ob$6bob8o10bo2bob3ob$6bo4bo4bob6o4b2o5b$6bobo6bo5b2o8bo3b$16bo15bobo$33bo!"
  },
  {
    "name": "119P4H1V0 tagalong",
    "author": "Dean Hickerson",
    "description": "A tagalong for 119P4H1V0\nhttp://www.conwaylife.com/wiki/119P4H1V0",
    "url": "http://www.conwaylife.com/patterns/119p4h1v0tagalong.rle",
    "rule": "B3/S23",
    "pattern": "33bo6b2obo$16bo15bobo4bob3o$6bobo6bo5b2o8bo7b2o$6bo4bo4bob6o4b2o8bobo$6bob8o10bo2bob3ob3ob3o$9bo5bo7b4o4b3obo4bo$4b2o17b3obo8b3obo$bo2b2o7b2o8b2o13b2o$bo2bo$o$bo2bo$bo2b2o7b2o8b2o$4b2o17b3obo$9bo5bo7b4o4b3o$6bob8o10bo2bob3o$6bo4bo4bob6o4b2o$6bobo6bo5b2o8bo$16bo15bobo$33bo!"
  },
  {
    "name": "122p80.1",
    "author": "",
    "description": "The smallest known period-80 oscillator.",
    "url": "http://conwaylife.com/wiki/122P80.1",
    "rule": "B3/S23",
    "pattern": "14b2o$14b2o$22bob2o$21b2o3bo$21bob2obo$25bo3$19bo$18bob2obo$18bo3b2o$19b2obo$14b2o13b2o10b2o$13bo2bo12b2o9bo2bo4$23bo$2b2o10bob2o4bobo4b2o10bob2o$2bobo9bobo12bobo9bobo$4bo8bo17bo8bo$bobo9bobo6b3o3bobo9bobo$2obo10b2o11b2obo10b2o5$bo2bo9b2o12bo2bo$2b2o10b2o13b2o$22bob2o$21b2o3bo$21bob2obo$25bo3$19bo$18bob2obo$18bo3b2o$19b2obo$29b2o$29b2o!"
  },
  {
    "name": "123P27.1",
    "author": "Noam Elkies",
    "description": "The first period 27 oscillator to be found. Found on November 12, 2002.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=123P27.1",
    "rule": "B3/S23",
    "pattern": "b2ob2o14b$2bobobob2o10b$bo2bobobo11b$ob2o2bobobo9b$o9b3obo5b$b3o9b2o5b$3bobobo2b2o3b2o3b$5bobobo2b2o3bo2b$4b2obo2b2o2b2obo2b$3bo3bobo2bobobo3b$4b3o2bo2bo6bo$7b2o3bo2b5o$6bo2b4obo5b$5bob2o3bobo2b3o$6bo2b3o2bo4bo$7b2o5bob2o2b$9b3o2bobo3b$9bo2bobobo3b$10b5ob2o2b$15bo2bob$9bob4o2b2ob$9b2obo!"
  },
  {
    "name": "124P21",
    "author": "Robert Wainwright",
    "description": "The first period 21 oscillator to be found. Discovered on February\n21, 1995.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=124P21",
    "rule": "B3/S23",
    "pattern": "11b2o9bo13b$12bo9bo13b$11bo10bo13b$11b4o6b2o13b$9b2o4bo3bo16b$5b2obobob3o3bo4bo12b$5b2obo3bo5bo17b$8b2o10b3o13b$5b3o28b$4bo2bo23bo4b$4b2o14bo9bobo3b$ob2o10b3o2bobo8bobo3b$2obob2o22b2obob2o$3bobo8bobo2b3o10b2obo$3bobo9bo14b2o4b$4bo23bo2bo4b$28b3o5b$13b3o10b2o8b$17bo5bo3bob2o5b$12bo4bo3b3obobob2o5b$16bo3bo4b2o9b$13b2o6b4o11b$13bo10bo11b$13bo9bo12b$13bo9b2o!"
  },
  {
    "name": "124P37",
    "author": "Nicolay Beluchenko",
    "description": "The first period 37 oscillator to be found. Discovered in April 2009.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=124P37",
    "rule": "B3/S23",
    "pattern": "11b2o11b2o11b$11b2o11b2o11b3$6bo23bo6b$5bobo5bo9bo5bobo5b$4bo2bo5bob2o3b2obo5bo2bo4b$5b2o10bobo10b2o5b$15bobobobo15b$16bo3bo16b2$2o33b2o$2o33b2o$5b2o23b2o5b2$6bobo19bobo6b$6bo2bo17bo2bo6b$7b2o19b2o7b2$7b2o19b2o7b$6bo2bo17bo2bo6b$6bobo19bobo6b2$5b2o23b2o5b$2o33b2o$2o33b2o2$16bo3bo16b$15bobobobo15b$5b2o10bobo10b2o5b$4bo2bo5bob2o3b2obo5bo2bo4b$5bobo5bo9bo5bobo5b$6bo23bo6b3$11b2o11b2o11b$11b2o11b2o!"
  },
  {
    "name": "126P3H1V0",
    "author": "David Bell",
    "description": "The basis of 117P9H3V0",
    "url": "http://www.conwaylife.com/wiki/index.php?title=117P9H3V0",
    "rule": "B3/S23",
    "pattern": "8bo8b$7bobo7b$6bo3bo6b$7b3o7b2$5b2o3b2o5b$2b2o3bobo3b2o2b$2b2o3bobo3b2o2b$2o5bobo5b2o$4b2obobob2o4b$o6bobo6bo$3b2o2bobo2b2o3b$bo2bobo3bobo2bob$b2o11b2ob$b2o11b2ob$4bo7bo4b$4b3o3b3o4b$6bo3bo6b$3b2obo3bob2o3b$5b2o3b2o5b$5bobobobo5b2$5bo2bo2bo5b$6b2ob2o6b$5b2o3b2o5b2$4bo2b3o2bo4b$3b11o3b$3b2obo3bob2o3b2$7b3o7b$7bobo7b$6b2ob2o!"
  },
  {
    "name": "126p78.1",
    "author": "",
    "description": "The smallest known period-78 oscillator.",
    "url": "http://conwaylife.com/wiki/126P78.1",
    "rule": "B3/S23",
    "pattern": "2b2ob2o$2b2obobo$5bobo$2b2obob2ob2o$2bo5bob2o$3bob2o$2b2obob2ob2o$4bobo4b3o$4o5bo4bo$o2bobo3bob2obo$2bo2b3obobobo$b2obo$o3b2o3b7o$4o2b2o7bo$4b2o6b3o$2bo2bo6bo$2b2o2b6o$15b2o$15b2o2$10bo2bo$7bo6bo$6bo7bo$7bob2o3bo6b2o$11b3o7b2o$16b3o$15bo3bo$15bo$15bo$16bo2bo$16bo2$16bobo$17bo!"
  },
  {
    "name": "128P10.2",
    "author": "Nicolay Beluchenko, 26 March 2009",
    "description": "http://conwaylife.com/wiki/128P10.2",
    "url": "http://conwaylife.com/patterns/128p102.rle",
    "rule": "B3/S23",
    "pattern": "13boo5boo$13bobo3bobo4$12bobbo3bobbo$13bobo3bobo$14bobobobo$14bobobobo$14boo3boo3$5bo6boo7boo6bo$oo4bo5boo7boo5bo4boo$o6b3o15b3o6bo$bo3boobbo15bobboo3bo$7boo17boo$$7boo17boo$bo3boobbo15bobboo3bo$o6b3o15b3o6bo$oo4bo5boo7boo5bo4boo$5bo6boo7boo6bo3$14boo3boo$14bobobobo$14bobobobo$13bobo3bobo$12bobbo3bobbo4$13bobo3bobo$13boo5boo!"
  },
  {
    "name": "128P13.1",
    "author": "Jason Summers",
    "description": "A period 13 oscillator that is a variant on 34P13.1.",
    "url": "http://www.conwaylife.com/wiki/34P13.1",
    "rule": "B3/S23",
    "pattern": "2$13bo8bo$12bobo7bo$22bo$12bo$12bo2bo7b2o$11bo11b2o$11bo11b3o$11bo3bo5b2obo$12b3o6b3o3bo$7b3o7b2o3bo3b4o$3bob2o3bo6b2o6bob3o$2bo7bo13b3o4b3o$3bo6bo14b2o$6bo2bo2$11b2o10b2o$11b2o10b2o2$26bo2bo$9b2o14bo6bo$2b3o4b3o13bo7bo$6b3obo6b2o6bo3b2obo$6b4o3bo3b2o7b3o$8bo3b3o6b3o$11bob2o5bo3bo$10b3o11bo$11b2o11bo$11b2o7bo2bo$23bo$13bo$13bo7bobo$13bo8bo!"
  },
  {
    "name": "132P37",
    "author": "Nicolay Beluchenko",
    "description": "The second unique p37 oscillator to be found.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=132P37",
    "rule": "B3/S23",
    "pattern": "18bo28b$18b3o26b$21bo25b$20b2o25b2$32b2o13b$32b2o13b$26bobo18b$28bo18b2$22b3o22b$15b2o5bo2bo21b$15b2o5bo3bo20b$5b2o19bo20b$5b2o15bo3bo20b$22bo2bo8b2o11b$22b3o9b2o11b2$7b2o36b2o$45bob$7bo4b3o28bobob$11bo3bo27b2o2b$10bo5bo13b3ob3o10b$10bo5bo13bo5bo10b$10b3ob3o13bo5bo10b$2b2o27bo3bo11b$bobo28b3o4bo7b$bo45b$2o36b2o7b2$11b2o9b3o22b$11b2o8bo2bo22b$20bo3bo15b2o5b$20bo19b2o5b$20bo3bo5b2o15b$21bo2bo5b2o15b$22b3o22b2$18bo28b$18bobo26b$13b2o32b$13b2o32b2$25b2o20b$25bo21b$26b3o18b$28bo!"
  },
  {
    "name": "134P25",
    "author": "Noam Elkies",
    "description": "The first period 25 oscillator to be found. Found on September 23,\n1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=134P25",
    "rule": "B3/S23",
    "pattern": "21bo13b$19b3o13b$18bo8bo2b2o3b$9b2o7b2o6bobo2bo3b$10bo15bobobo4b$10bobo12b2obob2o3b$11b2o11bo3bo3bo2b$19bo4bo4bobobob$6b2o9b2ob2o2bo3b2o3bob$5bo2bo10bo4bo4bob2o2b$o2bo2bobo15bo3bo6b$5obob2o15b2obob5o$6bo3bo15bobo2bo2bo$2b2obo4bo4bo10bo2bo5b$bo3b2o3bo2b2ob2o9b2o6b$bobobo4bo4bo19b$2bo3bo3bo11b2o11b$3b2obob2o12bobo10b$4bobobo15bo10b$3bo2bobo6b2o7b2o9b$3b2o2bo8bo18b$13b3o19b$13bo!"
  },
  {
    "name": "134P39.1",
    "author": "Noam Elkies and David Buckingham",
    "description": "The first period 39 oscillator to be found. Discovered on July 24,\n2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=134P39.1",
    "rule": "B3/S23",
    "pattern": "14b2o9b$14b2o9b2$12b4o9b$11bo4bo4b2o2b$12bob3o5bo2b$9b3ob2o5bo4b$8bo4b2o4bob4o$8b3obo6bobo2bo$12bob2o2b2o5b$8b2obo2bo2bo2bobo2b$8b2obobo2bo2bo3bob$2b2o8bob3o4bo2bo$2bobo8bo5b2ob3o$3bo10b3o2bo5b$5bobo8b3o2b2o2b$b6o12bobo3b$o15b2obobo3b$b6o9b2ob2o4b$5bobo17b$3bo21b$2bobo20b$2b2o21b$8b2obo13b$8b2ob3o11b$14bo10b$8b2ob3o11b$6bo2bobo13b$6b2o!"
  },
  {
    "name": "135-degree MWSS-to-G",
    "author": "Matthias Merzenich, June 2013",
    "description": "http://www.conwaylife.com/wiki/135-degree_MWSS-to-G",
    "url": "http://www.conwaylife.com/patterns/135degreemwsstog.rle",
    "rule": "B3/S23",
    "pattern": "6b2o$6bobob2obo$8bobob2o$8b2o3$b5o5b2o$o4bo5b2o$5bo$o3bo$2bo!"
  },
  {
    "name": "144P24",
    "author": "Noam Elkies",
    "description": "One of the first period 24 oscillators to be found. Discovered on November 20, 1994.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=144P24",
    "rule": "B3/S23",
    "pattern": "4b2o10b2o7b$3bo2bo2b4o2bo2bo6b$3b3o2b6o2b3o6b$6b10o9b$5bo10bo8b$5b2o8b2o8b2$11bo7bo5b$5bo6bo5b2o5b$5b2o3bo3bo10b$16b3o2bobob$bobo2b3obo3bo3bob4ob$b4obo4b3o8b2ob$b2o22b3$11b3o11b5$5bo19b$4o3bo11bo5b$3bo3bo9bo3b4o$7bo3b3o3bo3bo3b$4bo7bo4bo7b$5b2o13bo4b$18b2o5b2$5b2o8b2o8b$5bo2b6o2bo8b$6b2o6b2o9b$3b3o10b3o6b$3bo2bobo4bobo2bo6b$4b2o4b2o4b2o!"
  },
  {
    "name": "145P20",
    "author": "Noam Elkies",
    "description": "An unnamed period 20 oscillator. Found on March 22, 1995.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=145P20",
    "rule": "B3/S23",
    "pattern": "4b2o4bo4b2o11b$3bo2bobo3bobo2bo10b$3b3o9b3o10b$b2o3b2o5b2o13b$obo2bo2b5o2bo4b2o6b$obobobo7b2o3bo2bo5b$bobobo13bobo2bo2bo$3bo14b2obob5o$2bo2bo11bo3bo6b$2bo9bo4bo4bob2o2b$2bo3bo3b2ob2o2bo3b2o3bob$2bo9bo4bo4bobobob$2bo2bo11bo3bo3bo2b$3bo14b2obob2o3b$bobobo13bobobo4b$obobobo7b2o3bobo2bo3b$obo2bo2b5o2bo4bo2b2o3b$b2o3b2o5b2o13b$3b3o9b3o10b$3bo2bobo3bobo2bo10b$4b2o4bo4b2o!"
  },
  {
    "name": "151P3H1V0",
    "author": "",
    "description": "A non-monotonic c/3 spaceship based on 233P3H1V0",
    "url": "http://www.conwaylife.com/wiki/index.php?title=233P3H1V0",
    "rule": "B3/S23",
    "pattern": "9b5ob3ob5o9b$8b3o2bobobobo2b3o8b$7bo4b2obobob2o4bo7b$11bo2b2ob2o2bo11b$6bo6bobobobo6bo6b$6b2o4bobo3bobo4b2o6b$6b2ob2o11b2ob2o6b$10bo2bo5bo2bo10b$4b2o4bobo7bobo4b2o4b$6bo4bo9bo4bo6b2$5b2o19b2o5b$2b2o25b2o2b$2b2o2b2obo13bob2o2b2o2b$bo4b5o11b5o4bob$7bo3bo9bo3bo7b$7b3obo9bob3o7b$b2o4bobob2o7b2obobo4b2ob$b2ob2o4bobo7bobo4b2ob2ob$o3b2o21b2o3bo$4b2o21b2o!"
  },
  {
    "name": "158P3 on Achim's p11",
    "author": "Noam Elkies and Achim Flammenkamp",
    "description": "The first known non-trivial period 33 oscillator",
    "url": "",
    "rule": "B3/S23",
    "pattern": "10b2o37b$10b2o37b$5bo10bo32b$4bobo8bobo10b2obobo4bo10b$3bobo3bo2bo3bobo8bobob2obo2bobo3b2o4b$2bobo4bo2bo4bobo5b3o2bo3b4obo3b2o4b$3bo5bo2bo5bo5bo3bobob2o4bo10b$25bo2bo2bobob2o4b4o2b2o$25bob2obo2bo2b2o2bo4bo2bo$4b3o8b3o10bo3bobo4bobo2bob2ob$2o18b2o2b2o2bo3bo2b3o3b4o4b$2o18b2o6b2o2bobo7b2o2b2ob$4b3o8b3o6bo2bobo4b2obo2b4obo2bo$25b2obo6bo4bo6b2o$24bobob2o3b6obo8b$3bo5bo2bo5bo5b2obobo2b2o2bobob2ob2o4b$2bobo4bo2bo4bobo4bo2bobobo4bobo5bo4b$3bobo3bo2bo3bobo5bo2bobobo4bobo5bo4b$4bobo8bobo6b2obobo2b2o2bobob2ob2o4b$5bo10bo7bobob2o3b6obo8b$10b2o13b2obo6bo4bo6b2o$10b2o12bo2bobo4b2obo2b4obo2bo$28b2o2bobo7b2o2b2ob$24b2o2bo3bo2b3o3b4o4b$28bo3bobo4bobo2bob2ob$25bob2obo2bo2b2o2bo4bo2bo$25bo2bo2bobob2o4b4o2b2o$24bo3bobob2o4bo10b$25b3o2bo3b4obo3b2o4b$27bobob2obo2bobo3b2o4b$28b2obobo4bo!"
  },
  {
    "name": "160P10H2V0",
    "author": "Paul Tooke",
    "description": "The first period-10, c/5 orthogonal spaceship to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=160P10H2V0",
    "rule": "B3/S23",
    "pattern": "7bobobo7b$6b7o6b$5bo7bo5b$b3ob3o3b3ob3ob$o17bo$bo7bo7bob$bob2o9b2obob2$2b3o9b3o2b$2b3o9b3o2b$5bo7bo5b$bo4bo5bo4bob$bobo11bobob$7bo3bo7b$7bo3bo7b$5bo2bobo2bo5b$5bo7bo5b$4bo9bo4b$4bobo5bobo4b$4b2obo3bob2o4b$5bob2ob2obo5b$7bobobo7b$8bobo8b$6bobobobo6b$5b2obobob2o5b$8bobo8b$7b2ob2o7b$4b3obobob3o4b$4bobobobobobo4b$4bo3bobo3bo4b$8bobo8b$4bo2b5o2bo4b$3b4o5b4o3b$b2o13b2ob$b2obo9bob2ob$2bobo4bo4bobo2b$4b2o7b2o!"
  },
  {
    "name": "168P22.1",
    "author": "Noam Elkies",
    "description": "The first period 22 oscillator to be found. Found on April 17, 1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=168P22.1",
    "rule": "B3/S23",
    "pattern": "12b2o5b2o12b$7b2o3bo7bo3b2o7b$8bo4bo5bo4bo8b$5b2obob3obo3bob3obob2o5b$8bobo3bo3bo3bobo8b$6bobo5bobobo5bobo6b$7bobo2b2obobob2o2bobo7b$8bo3bo2bobo2bo3bo8b$4b2o8b2ob2o8b2o4b$2o2bo23bo2b2o$obobo4bo13bo4bobobo$2bob2o3b2o11b2o3b2obo2b$obobo4bo13bo4bobobo$2o2bo23bo2b2o$4b2o8b2ob2o8b2o4b$8bo3bo2bobo2bo3bo8b$7bobo2b2obobob2o2bobo7b$6bobo5bobobo5bobo6b$8bobo3bo3bo3bobo8b$5b2obob3obo3bob3obob2o5b$8bo4bo5bo4bo8b$7b2o3bo7bo3b2o7b$12b2o5b2o!"
  },
  {
    "name": "17c/45_Reaction",
    "author": "",
    "description": "A reaction between a pi-heptomino and a blinker in which the pi moves forward 17 cells in the course of 45 generations while the blinker moves back 6 cells and is rephased.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "15bo$o13b2o$o12b2ob$o13b2o$15bo!"
  },
  {
    "name": "18P2.471",
    "author": "",
    "description": "A period 2 oscillator with the same rotor as the beacon.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=18P2.471",
    "rule": "B3/S23",
    "pattern": "3bo3b$b5ob$o5bo$5obo$5bob$2bo4b$2b2o!"
  },
  {
    "name": "2 fumaroles",
    "author": "Noam Elkies",
    "description": "A period 10 oscillator that is a non-trivial combination of two fumaroles and a blinker, found on\nSeptember 1, 1995.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Fumarole",
    "rule": "B3/S23",
    "pattern": "2o13b$o2b2o4bo5b$b2ob2o3bo5b$4b2o3bo5b$4b2o9b$b2ob2o4b2o3b$o2b2o3bo4bob$2o6bo4bob$8bo4bob$9bo2bo2b$7bobo2bobo$7b2o4b2o!"
  },
  {
    "name": "2-engine Cordership",
    "author": "Aidan F. Pierce",
    "description": "The smallest known Cordership.",
    "url": "http://conwaylife.com/wiki/2-engine_Cordership",
    "rule": "B3/S23",
    "pattern": "19b2o$19b4o$19bob2o2$20bo$19b2o$19b3o$21bo$33b2o$33b2o7$36bo$35b2o$34bo3bo$35b2o2bo$40bo$37bobo$38bo$38bo$38b2o$38b2o3$13bo10bo$12b5o5bob2o11bo$11bo10bo3bo9bo$12b2o8b3obo9b2o$13b2o9b2o12bo$2o13bo21b3o$2o35b3o7$8b2o$8b2o11b2o$19b2o2bo$24bo3bo$18bo5bo3bo$19bo2b2o3bobo$20b3o5bo$28bo!"
  },
  {
    "name": "20P2",
    "author": "",
    "description": "The 34th most common oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=20P2",
    "rule": "B3/S23",
    "pattern": "b2o5b$bo6b$4bo3b$3b2o3b2$b4o3b$o4bo2b$2o2bobob$4bo2bo$5bobo$6bo!"
  },
  {
    "name": "21P2",
    "author": "",
    "description": "The 38th most common oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=21P2",
    "rule": "B3/S23",
    "pattern": "3bo3b$b3o3b$o5bo$ob5o$bo5b$4bo2b$3b2o!"
  },
  {
    "name": "22P2",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=22P2",
    "rule": "B3/S23",
    "pattern": "2b2o3b$bo2bo2b$bobo3b$2obo2bo$3bob2o$2obo3b$o2bo3b$b2o!"
  },
  {
    "name": "22P36",
    "author": "Noam Elkies",
    "description": "A period 36 oscillator, discovered on January 29, 1995.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=22P36",
    "rule": "B3/S23",
    "pattern": "2o12b$bo12b$bobo10b$2b2o10b$8bo5b$7b2o5b$8bo5b5$5bo8b$5b2o7b$5bo8b$10b2o2b$10bobob$12bob$12b2o!"
  },
  {
    "name": "23334M",
    "author": "Tomas Rokicki",
    "description": "A methuselah with lifespan 23334 found on February 20, 2005.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=23334M",
    "rule": "B3/S23",
    "pattern": "2bo2b$2o3b$bo3b$o2bob$4bo$bo2bo$2bobo$bo!"
  },
  {
    "name": "233P3H1V0",
    "author": "Hartmut Holzwart",
    "description": "The first non-monotonic period 3 spaceship to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=233P3H1V0",
    "rule": "B3/S23",
    "pattern": "8b5ob3ob5o8b$7b3o2bobobobo2b3o7b$6bo4b2obobob2o4bo6b$10bo2b2ob2o2bo10b$5bo6bobobobo6bo5b$5b2o4bobo3bobo4b2o5b$5b2ob2o11b2ob2o5b$9bo2bo5bo2bo9b$3b2o4bobo7bobo4b2o3b$5bo4bo9bo4bo5b2$4b2o19b2o4b$b2o25b2ob$b2o2b2o17b2o2b2ob$o4b5o11b5o4bo$6bobob2o7b2obobo6b$7b2o6bo6b2o7b$9bo4b3o4bo9b$9bobo7bobo9b$10b2o2bobo2b2o10b$12bo5bo12b$9bo11bo9b$6b2ob4o5b4ob2o6b$6b2obobobo3bobobob2o6b$6bobo2bob2ob2obo2bobo6b$11bob2ob2obo11b$10b3o5b3o10b$9bo3bo3bo3bo9b$9bob2o5b2obo9b$8b2o2b2o3b2o2b2o8b$7b2o2bo7bo2b2o7b$5b2obo13bob2o5b$4bobo17bobo4b$b2obo3b2o11b2o3bob2ob$b2obo21bob2ob$bobo23bobo!"
  },
  {
    "name": "23P2",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=23P2",
    "rule": "B3/S23",
    "pattern": "5b2o$o2bo2bo$6ob2$2b2o3b$3bo3b$o6b$2o!"
  },
  {
    "name": "24P10",
    "author": "Matthias Merzenich",
    "description": "the smallest known period-10 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=24P10",
    "rule": "B3/S23",
    "pattern": "7b2o4b$7bo2bo2b$3bo4bo3bo$4b2o3bob2o2$2obo3b2o4b$o3bo4bo3b$2bo2bo7b$4b2o!"
  },
  {
    "name": "24P2",
    "author": "",
    "description": "A period 2 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=24P2",
    "rule": "B3/S23",
    "pattern": "4bo3b$2o2b3ob$o6bo$b5obo$6bob$3bo4b$3b2o!"
  },
  {
    "name": "25P3H1V0.1",
    "author": "Dean Hickerson",
    "description": "A c/3 orthogonal period 3 spaceship with 25 cells in each generatio\nn -- the lowest number of cells known for any c/3 spaceship.",
    "url": "http://www.conwaylife.com/wiki/25P3H1V0.1",
    "rule": "B3/S23",
    "pattern": "7b2obo5b$4b2obob2ob3ob$b4o2b2o6bo$o4bo3bo3b2ob$b2o!"
  },
  {
    "name": "25P3H1V0.2",
    "author": "David Bell",
    "description": "A c/3 orthogonal period 3 spaceship with a minimum of 25 cells -- the lowest\nnumber of cells known for any such spaceship.",
    "url": "http://conwaylife.com/wiki/Edge-repair_spaceship_1",
    "rule": "B3/S23",
    "pattern": "10bo5b$8b3ob3ob$7b2o6bo$2bo3bo2bo3b2ob$b4o11b$o3bo11b$bobo2bo9b$5bo!"
  },
  {
    "name": "26P2",
    "author": "",
    "description": "The 55th most common oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=26P2",
    "rule": "B3/S23",
    "pattern": "b2ob2o2b$obobobob$o6bo$b5obo$6bob$3bo4b$3b2o!"
  },
  {
    "name": "26P40",
    "author": "Nicolay Beluchenko",
    "description": "A period 40 oscillator, discovered in March or April, 2009.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=26P40",
    "rule": "B3/S23",
    "pattern": "2o8b2o5b$2o7bo7b$12bo4b$8b2obo5b$8b2o7b5$7b2o8b$5bob2o8b$4bo12b$7bo7b2o$5b2o8b2o!"
  },
  {
    "name": "28P7.1",
    "author": "",
    "description": "An unnamed period 7 oscillator that is tied as the smallest known.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=28P7.1",
    "rule": "B3/S23",
    "pattern": "2b2o9b$2bo10b$7bo5b$6obo5b$o12b$b2ob2o3b2o2b$2bobo4bobob$2bobo6bob$3bo7b2o!"
  },
  {
    "name": "28P7.2",
    "author": "Dean Hickerson",
    "description": "A period 7 oscillator that is tied with burloaferimeter and 28P7.1\nas the smallest.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=28P7.2",
    "rule": "B3/S23",
    "pattern": "b2o9b$2bo9b$bo10b$b2o7b2o$3bo4bo2bo$b2o2b2o2b2ob$o2bo4bo3b$2o7b2ob$10bob$9bo2b$9b2o!"
  },
  {
    "name": "29-bit still life #1",
    "author": "",
    "description": "The most common 29-bit still life in B3/S23/C1 on Catagolue.",
    "url": "http://conwaylife.com/wiki/29-bit_still-life_No._1",
    "rule": "B3/S23",
    "pattern": "5bo$4bobo$2obobobo$2obobobo$3bob2o$2obo$2obo$3bob2o$3bo2bo$4b2o!"
  },
  {
    "name": "29P9",
    "author": "Dean Hickerson",
    "description": "The smallest known period 9 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=29P9",
    "rule": "B3/S23",
    "pattern": "b2o7b$2bo7b$2bob2o4b$b2obobo3b$7bo2b$5b3o2b$2o6b2o$o2bob2obob$2b2obo2bob$6b2o!"
  },
  {
    "name": "2x12 infinite growth",
    "author": "DivusIulius",
    "description": "The only pattern that fits in a 2x12 box that exhibits infinite gro\nwth.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Infinite_growth",
    "rule": "B3/S23",
    "pattern": "o2b2ob4obo$6ob2o2bo!"
  },
  {
    "name": "30P4H2V0.4",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/30P4H2V0.4",
    "url": "http://conwaylife.com/patterns/30p4h2v04.rle",
    "rule": "B3/S23",
    "pattern": "b3o$o2bo6b3o$o4bo4bo2bo$3bobo2bo4bo$2o4bobobo$5bobo4b2o$3bo4bo$4bo5bo$9bo!"
  },
  {
    "name": "30P5H2V0",
    "author": "Paul Tooke",
    "description": "An orthogonal spaceship with period 5. The smallest known 2c/5 spac\neship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=30P5H2V0",
    "rule": "B3/S23",
    "pattern": "4bo8b$3b3o7b$2b2ob2o6b2$bobobobo2bo2b$2o3bo3b3ob$2o3bo6bo$10bobo$8bobo2b$9bo2bo$12bo!"
  },
  {
    "name": "31P8H4V0",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/31P8H4V0",
    "url": "http://conwaylife.com/patterns/31p8h4v0.rle",
    "rule": "B3/S23",
    "pattern": "b5o$bo4bo$bo$2bo4bo$4bo$5b2o2bo$3bo2bo3bo$bo7bo$o5bo2bo$o3b2o$4o2b2o!"
  },
  {
    "name": "31c/240 reaction",
    "author": "",
    "description": "A reaction consisting of Herschels climbing blocks, used by some spaceships, such as the shieldbug and the centipede.",
    "url": "http://conwaylife.com/wiki/31c/240_reaction",
    "rule": "B3/S23",
    "pattern": "8b2o$8b2o22$3o$bo$b3o!"
  },
  {
    "name": "34P13",
    "author": "",
    "description": "The smallest known period 13 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=34P13",
    "rule": "B3/S23",
    "pattern": "4b3o9b2$6bo9b$6b2o8b$5bo10b$8bo7b$4bo3bo7b$9b2o5b$2o2b3o5bo3b$2o5bo4b2obo$7bo3bo3bo$7bobo5bo3$6b2o8b$6b2o!"
  },
  {
    "name": "35201M",
    "author": "Andrzej Okrasinski",
    "description": "http://conwaylife.com/wiki/35201M",
    "url": "http://conwaylife.com/patterns/35201m.rle",
    "rule": "B3/S23",
    "pattern": "4o2b2o3b2ob2o3bo$2obo2b2ob3obobo2b2o$bob2o4bo5b2ob2o$bo4bo4bo4bob2o$o5bobobo4bobo$b3obo2b5obobob2o$ob2o2b4obob2ob4o$2bo6b2obobobobo$b4o4bo4b2obobo$b2o6b3o3b3o$bo3bo2bo6b5o$3o3bo2bo4bob3o$b2obobob2o4b4o$obo2b2obo2bobob4o$2o4bobob2obo2bobo$b2o3bobob7o$o3bobo6b3o2b2o$2b2o2bo2bobob2obo2bo$3bobobobobo4b2o$2o2b2obobo2bo!"
  },
  {
    "name": "35P52",
    "author": "",
    "description": "With a minimum population of 35 cells it is the smallest period 52\noscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=35P52",
    "rule": "B3/S23",
    "pattern": "2bo14b$2b3o12b$5bo9b2o$4b2o9bob$13bobob$8b2o3b2o2b$7bo9b$6bo10b$7bobo7b$7bo9b2$2b2o13b$bobo13b$bo9b2o4b$2o9bo5b$12b3o2b$14bo!"
  },
  {
    "name": "36P22",
    "author": "",
    "description": "The smallest known period 22 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=36P22",
    "rule": "B3/S23",
    "pattern": "2o25b$bo25b$bobo13b3o7b$2b2o3bo8bo3bo6b$6bob2o6bo4bo5b$5bo4bo6b2obo6b$6bo3bo8bo3b2o2b$7b3o13bobob$25bob$25b2o!"
  },
  {
    "name": "37P10.1",
    "author": "Dean Hickerson",
    "description": "The smallest known non-trivial period-10 oscillator in terms of\nbounding box",
    "url": "http://www.conwaylife.com/wiki/index.php?title=37P10.1",
    "rule": "B3/S23",
    "pattern": "2b2o5b2o2b$2bobo3bobo2b$3bo5bo3b$o5bo5bo$5o3b5o$5bobo5b$2b2o5b2o2b$2bo7bo2b$3bo5bo3b$2b2o5b2o!"
  },
  {
    "name": "37P10.2",
    "author": "Dean Hickerson",
    "description": "A small period-10 oscillator related to 37P10.1",
    "url": "http://www.conwaylife.com/wiki/index.php?title=37P10.1",
    "rule": "B3/S23",
    "pattern": "2b2o9b$3bo9b$2bo10b$2b2o5b2o2b$4bo3bobo2b$4o5bo3b$o5bo5bo$3b2o3b5o$2bo2bobo5b$2b2o5b2o2b$10bo2b$9bo3b$9b2o!"
  },
  {
    "name": "37P4H1V0",
    "author": "Josh Ball",
    "description": "http://conwaylife.com/wiki/37P4H1V0",
    "url": "http://conwaylife.com/patterns/37p4h1v0.rle",
    "rule": "B3/S23",
    "pattern": "bo$bo8bo$obo5bo3bo$8bo3b2o$5bob2o5b2o$b6o2bo6bo$2b2o6bo3b3o$10bo3bob2o$13bo$18bo$17bo$17bo!"
  },
  {
    "name": "37P7.1",
    "author": "Scot Ellison",
    "description": "A small period 7 sparker discovered in October, 2005",
    "url": "http://www.conwaylife.com/wiki/index.php?title=37P7.1",
    "rule": "B3/S23",
    "pattern": "4b2o6b$2o3bo6b$bo3bobo4b$bob2obobob2o$2bobobob2obo$4bo7b$2bo5b3ob$o9bob$o3b4obo2b$bo5b2o!"
  },
  {
    "name": "38P11.1",
    "author": "David Buckingham",
    "description": "The first period 11 oscillator to be found, and still the smallest\nknown. Found on June 20, 1977.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=38P11.1",
    "rule": "B3/S23",
    "pattern": "2b2ob2o5b$3bobobo4b$3bo4bo3b$2obo5bo2b$2obo6bob$3bobo5bo$3bob2o3b2o$4bo7b$5b7o$11bo$7b2o3b$7b2o!"
  },
  {
    "name": "38P7.2",
    "author": "Nicolay Beluchenko",
    "description": "A period 7 oscillator discovered on February 17, 2009",
    "url": "http://www.conwaylife.com/wiki/index.php?title=38P7.2",
    "rule": "B3/S23",
    "pattern": "4bo3bo4b$o2bobobobo2bo$obo2bobo2bobo$bo2b2ob2o2bob$5bobo5b$2b2o5b2o2b$2bo7bo2b$4bo3bo4b2$bo2bo3bo2bob$2b2o5b2o!"
  },
  {
    "name": "38P7.3",
    "author": "Nicolay Beluchenko",
    "description": "An alternate form of 38P7.2",
    "url": "",
    "rule": "B3/S23",
    "pattern": "4bo8b$o2bobo7b$obo2bo2bo4b$bo2b2obobo2bo$5bobo2bobo$2b2o3b2o2bob$2bo4bo5b$4bo4b2o2b$10bo2b$bo2bo3bo4b$2b2o9b$8bo2bob$9b2o!"
  },
  {
    "name": "3c/10 pi wave",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/3c/10_pi_wave",
    "url": "http://conwaylife.com/patterns/3c10piwave.rle",
    "rule": "B3/S23",
    "pattern": "4bo17bo17bo$3bobo15bobo15bobo$3bobo15bobo15bobo$3bobo15bobo15bobo4$3bobo15bobo15bobo2$2bo3bo13bo3bo13bo3bo$3b3o15b3o15b3o4$b2o3b2o11b2o3b2o11b2o3b2o$bo5bo11bo5bo11bo5bo$2b5o13b5o13b5o$2bobobo13bobobo13bobobo$bo5bo11bo5bo11bo5bo$bob3obo11bob3obo11bob3obo$bo5bo11bo5bo11bo5bo$4bo17bo17bo$4bo17bo17bo$4bo17bo17bo4$o7bo9bo7bo9bo7bo$o7bo9bo7bo9bo7bo!"
  },
  {
    "name": "3c/14 pi wave",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/3c/14_pi_wave",
    "url": "http://conwaylife.com/patterns/3c14piwave.rle",
    "rule": "B3/S23",
    "pattern": "2b3o2$o2b4o$obo33b3o$obo2bo30bo$2bobo31b3o$2bo2$31b3o$31bobo$31bobo4$30b3o2$28bo2b4o$22b3o3bobo$22bo5bobo2bo$22b3o5bobo$30bo2$17b3o$17bobo$17bobo4$16b3o2$14bo2b4o$8b3o3bobo$8bo5bobo2bo$8b3o5bobo$16bo2$3b3o$3bobo$3bobo!"
  },
  {
    "name": "4 boats",
    "author": "",
    "description": "A period 2 oscillator made up of 4 boats.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "3bo4b$2bobo3b$bob2o3b$obo2b2ob$b2o2bobo$3b2obob$3bobo2b$4bo!"
  },
  {
    "name": "4-8-12_diamond",
    "author": "",
    "description": "A pure glider generator.",
    "url": "",
    "rule": "B3/S23",
    "pattern": "4b4o4b2$2b8o2b2$12o2$2b8o2b2$4b4o!"
  },
  {
    "name": "4-degree MWSS-to-G",
    "author": "Ivan Fomichev, 14 October 2015",
    "description": "http://www.conwaylife.com/wiki/445-degree_MWSS-to-G",
    "url": "http://www.conwaylife.com/patterns/45degreemwsstog.rle",
    "rule": "B3/S23",
    "pattern": "14bob2o4bo$14b2obo3bobo$21bobo$12b5o3b2ob3o$11bo2bo2bo8bo$11b2o3b2o2b2ob3o$21bobo$27bo$25b3o$2bo21bo$o3bo19b2o$5bo$o4bo$b5o2$21b2o$20bo2bo$21b2o$13b2o$12bobo$12bo$11b2o$24b2o$24bo$25b3o$27bo!"
  },
  {
    "name": "41P7.2",
    "author": "",
    "description": "A period 7 oscillator with an isolated two-bit spark",
    "url": "http://www.conwaylife.com/wiki/index.php?title=41P7.2",
    "rule": "B3/S23",
    "pattern": "9b2o2b$9bo3b$10bo2b$9b2o2b$8bo4b$9b2o2b$8bo2bob$3bob5o2bo$b3obo4b2ob$o4bobobo3b$b4o4bo3b$5b4o4b$3bo2bo6b$3b2o!"
  },
  {
    "name": "42P10.1",
    "author": "David Buckingham",
    "description": "The first period 10 oscillator to be found. Found no later than 1976.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=42P10.1",
    "rule": "B3/S23",
    "pattern": "5b2o6b$4bo2bo5b$3bo2bo6b$2bob2ob3o3b$2bo2bo4bobo$3bo3bobob2o$3o6bo3b$o2b5obo3b$3bo4bo4b$4b4o5b2$6b2o5b$6b2o!"
  },
  {
    "name": "43P18",
    "author": "",
    "description": "The smallest known period 18 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=43P18",
    "rule": "B3/S23",
    "pattern": "b2o17b$b2o17b$b2o17b$bo13bo2bob$obo12bo4b$bobob3o6bo4bo$2bob4o5bobo2b2o$3bo7b2obo5b2$7bo12b$6bo4bo2bo5b$7bo5b2o5b2$7b2o11b$7b2o!"
  },
  {
    "name": "44P12.2",
    "author": "Unknown",
    "description": "http://conwaylife.com/wiki/44P12.2",
    "url": "http://conwaylife.com/patterns/44p122.rle",
    "rule": "B3/S23",
    "pattern": "7bo$6b2o$5b2o$4bo$3bob4o$2bobo4bo$b2obob2obo2b2o$2o2bob2obob2o$4bo4bobo$5b4obo$9bo$7b2o$6b2o$6bo!"
  },
  {
    "name": "44P5H2V0",
    "author": "Dean Hickerson",
    "description": "The first 2c/5 spaceship to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=44P5H2V0",
    "rule": "B3/S23",
    "pattern": "4bo5bo4b$3b3o3b3o3b$2bo2bo3bo2bo2b$b3o7b3ob$2bobo5bobo2b$4b2o3b2o4b$o4bo3bo4bo$5bo3bo5b$2o3bo3bo3b2o$2bo2bo3bo2bo2b$4bo5bo!"
  },
  {
    "name": "44P7.2",
    "author": "David Buckingham",
    "description": "A period 7 oscillator that supplies two accessible domino sparks, discovered on June 19, 1977",
    "url": "http://www.conwaylife.com/wiki/index.php?title=44P7.2",
    "rule": "B3/S23",
    "pattern": "11bo4b$10bobo3b$10bobo3b$9b2obob2o$12b2obo$8bob2o4b$11bo4b$8b3o5b$5bobo8b$3bo3bob2o5b$b3obobob2o5b$o4b2o9b$b4o11b$4bo11b$3bo12b$3b2o!"
  },
  {
    "name": "46P22",
    "author": "Jason Summers",
    "description": "A period 22 oscillator discovered on September 8, 2005",
    "url": "http://www.conwaylife.com/wiki/index.php?title=46P22",
    "rule": "B3/S23",
    "pattern": "2o13b2o$o15bo$b3o9b3ob$3bo9bo3b2$6bo3bo6b$5bobobobo5b$b3obobobobob3ob$6bo3bo6b4$3bo9bo3b$b3o9b3ob$o15bo$2o13b2o!"
  },
  {
    "name": "46P4H1V0",
    "author": "",
    "description": "The smallest known c/4 orthogonal spaceship. Has period 4.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=46P4H1V0",
    "rule": "B3/S23",
    "pattern": "3bo11bo3b$3bo11bo3b$2bobo9bobo2b2$bo3bo7bo3bob$bob6ob6obob$o7bobo7bo$o7bobo7bo$o17bo$bob2ob2o3b2ob2obo!"
  },
  {
    "name": "47P72",
    "author": "Robert Wainwright",
    "description": "The first period 72 oscillator to be discovered. Found in July 1990\n.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=47P72",
    "rule": "B3/S23",
    "pattern": "11bo18b$9b2obo17b$9b2obo17b$10b2o18b2$7b2o12b2o7b$7b2o12b2o7b3$21bobo6b$4b2o18bo5b$2obo2bob2o10bo4bo2b2o$o4bo2b2o10b2obo2bob2o$4bo19b2o4b$bobo!"
  },
  {
    "name": "48P20",
    "author": "Dean Hickerson",
    "description": "A period-20 oscillator found in 2008",
    "url": "",
    "rule": "B3/S23",
    "pattern": "12b2o$11bobo$11bo$4bo5b2o$3bobo6b2o$4bo4b3o2bo$8bo3b2o$8b4o$6b2o3bo$5bobo2bo$3bobobobo$b3obob2o$o3bobo$2o2bobo$5bo!"
  },
  {
    "name": "48P22",
    "author": "Nicolay Beluchenko",
    "description": "A period 22 oscillator discovered on March 4, 2009",
    "url": "http://www.conwaylife.com/wiki/index.php?title=48P22",
    "rule": "B3/S23",
    "pattern": "11b2o3b$10bobo3b$2bo5bo4bo2b$2ob2o2b2obobo3b$o7bo3bo3b$bobo12b2$2b3o7bo3b$3bo7b3o2b2$12bobob$3bo3bo7bo$3bobob2o2b2ob2o$2bo4bo5bo2b$3bobo10b$3b2o!"
  },
  {
    "name": "48P22.1",
    "author": "Nicolay Beluchenko, 4 March 2009",
    "description": "http://conwaylife.com/wiki/48P22.1",
    "url": "http://conwaylife.com/patterns/48p221.rle",
    "rule": "B3/S23",
    "pattern": "3b2o$3bobo$2bo4bo5bo$3bobob2o2b2ob2o$3bo3bo7bo$12bobo2$3bo7b3o$2b3o7bo2$bobo$o7bo3bo$2ob2o2b2obobo$2bo5bo4bo$10bobo$11b2o!"
  },
  {
    "name": "48P31",
    "author": "Matthias Merzenich",
    "description": "The first known period-31 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=48P31",
    "rule": "B3/S23",
    "pattern": "7b2obo2bob2o7b$2o4bo2bo4bo2bo4b2o$2o5bobo4bobo5b2o$8bo6bo8b6$8bo6bo8b$2o5bobo4bobo5b2o$2o4bo2bo4bo2bo4b2o$7b2obo2bob2o!"
  },
  {
    "name": "49P88",
    "author": "Paul Callahan",
    "description": "A small non-trivial period 88 oscillator, discovered on September 1\n3, 1996",
    "url": "http://www.conwaylife.com/wiki/index.php?title=49P88",
    "rule": "B3/S23",
    "pattern": "19bo7b$17b3o7b$16bo10b$16b2o9b$2o19b2o4b$bo19bo5b$bobo15bobo5b$2b2o15b2o6b$14bo12b$13bobo11b$12b2ob2o10b7$6b2o15b2o2b$5bobo15bobob$5bo19bob$4b2o19b2o$9b2o16b$10bo16b$7b3o17b$7bo!"
  },
  {
    "name": "50P35",
    "author": "",
    "description": "A period 35 oscillator.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=50P35",
    "rule": "B3/S23",
    "pattern": "31b2o$31bob$29bobob$29b2o2b$26bo6b$26bo6b$17bobo6bo6b$16bo3b2o7b2o2b$16bo3bo8bobob$16bo14bob$2o29b2o$bo14bo16b$bobo8bo3bo16b$2b2o7b2o3bo16b$6bo6bobo17b$6bo26b$6bo26b$2b2o29b$bobo29b$bo31b$2o!"
  },
  {
    "name": "54P17.1",
    "author": "Dean Hickerson",
    "description": "The first period 17 oscillator to be found. Discovered on April 27,\n1997.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=54P17.1",
    "rule": "B3/S23",
    "pattern": "5bo9b$4bobo8b$4bobo3b2o3b$b2obob2o3bo3b$2bobo6bob2o$o2bobob3obo2bo$2obobo4bobo2b$3bobo2b2o2b2ob$3bobo3bobo3b$4b2obobobo3b$6bobobo4b$6bobo6b$7b2o!"
  },
  {
    "name": "54P3H1V0",
    "author": "Tom Rokicki",
    "description": "A small period-3 orthogonal c/3 spaceship.",
    "url": "http://conwaylife.com/wiki/54P3H1V0",
    "rule": "B3/S23",
    "pattern": "3bobo$5bo$obo3b2ob2o$2o4b2o3bo$bo3bob2o3bo$bo3bob2o2bo$bo4bobo$b7ob3o$2bo7b2o$4b6o$2b2o$2bo2b2o$2bo2b2o!"
  },
  {
    "name": "56P27",
    "author": "Nicolay Beluchenko",
    "description": "A period-27 oscillator discovered in May, 2010",
    "url": "http://www.conwaylife.com/wiki/index.php?title=56P27",
    "rule": "B3/S23",
    "pattern": "15b2o13b$15b2o13b5$13b2o15b$14b2o14b$10bo4bo14b$10bo3bo15b$10b2o7b3o8b$19bo10b2$2o21bo6b$2o5b2o11bob2o6b$6b2obo11b2o5b2o$6bo21b2o2$10bo19b$8b3o7b2o10b$15bo3bo10b$14bo4bo10b$14b2o14b$15b2o13b5$13b2o15b$13b2o!"
  },
  {
    "name": "56P6H1V0",
    "author": "Hartmut Holzwart",
    "description": "Period 6 c/6 orthogonal spaceship. Discovered in May 2009.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=56P6H1V0",
    "rule": "B3/S23",
    "pattern": "5b3o10b3o5b$3obo7b2o7bob3o$4bo3bo2bo2bo2bo3bo4b$4bo5bo4bo5bo4b$10b2o2b2o10b$7bo3bo2bo3bo7b$7bobo6bobo7b$8b10o8b$10bo4bo10b$8bo8bo8b$7bo10bo7b$8bo8bo!"
  },
  {
    "name": "58P5H1V1",
    "author": "Matthias Merzenich",
    "description": "The smallest known c/5 diagonal spaceship",
    "url": "http://www.conwaylife.com/wiki/index.php?title=58P5H1V1",
    "rule": "B3/S23",
    "pattern": "20b2ob$20b2ob$19bo2bo$16b2obo2bo$22bo$14b2o3bo2bo$14b2o5bob$15bob5ob$16bo6b3$13b3o7b$13bo9b$11b2o10b$5b2o4bo11b$5b3o3bo11b$3bo4bo14b$3bo3bo15b$7bo15b$2b2obobo15b$2o5bo15b$2o4b2o15b$2b4o!"
  },
  {
    "name": "5blink",
    "author": "Scot Ellison",
    "description": "http://conwaylife.com/wiki/5blink",
    "url": "http://conwaylife.com/patterns/5blink.rle",
    "rule": "B3/S23",
    "pattern": "5bo$4bob2o$o3bo3b2o$o8bo$o3bo$3b3obo3bo$bobo2b2o2bobo$obo8bo$2o!"
  },
  {
    "name": "5x5 infinite growth",
    "author": "Paul Callahan",
    "description": "The only pattern that fits in a 5x5 box that exhibits infinite grow\nth.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=Infinite_growth",
    "rule": "B3/S23",
    "pattern": "3obo$o4b$3b2o$b2obo$obobo!"
  },
  {
    "name": "6 bits",
    "author": "Robert Wainwright",
    "description": "http://conwaylife.com/wiki/6_bits",
    "url": "http://conwaylife.com/patterns/6bits.rle",
    "rule": "B3/S23",
    "pattern": "21bo$21bo$20bobo$21bo$21bo$21bo$21bo$20bobo$21bo$21bo5$2bo2bo4bo2bo$3o2b6o2b3o$2bo2bo4bo2bo$22b2o$21b2o$23bo$32bo4bo$30b2ob4ob2o$32bo4bo!"
  },
  {
    "name": "60P13.1",
    "author": "Nicolay Beluchenko",
    "description": "A period 13 oscillator that is a variant of 34P13.1.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=34P13.1",
    "rule": "B3/S23",
    "pattern": "9b3o13b2$9bo15b$8b2o15b$10bo14b$7bo17b$7bo3bo13b$5b2o18b$3bo5b3o2b2o9b$ob2o4bo5b2o9b$o3bo3bo16b$o5bobo8bo2bo4b$16bo6bob$16bo7bo$8b2o6bo3b2obob$8b2o7b3o5b$12b3o10b$11bo3bo9b$15bo9b$15bo9b$11bo2bo10b$14bo10b2$12bobo10b$13bo!"
  },
  {
    "name": "60P33",
    "author": "",
    "description": "A reduced stabilization of Jason Summers' period-33 engine",
    "url": "http://www.conwaylife.com/wiki/60P33",
    "rule": "B3/S23",
    "pattern": "bo4b2o$obo2bobo$bo4bo5$12b2o$8b2obo2bo$7bobo5b5o$7bo3bo5bo2bo$7bo3b2o8bo$8bo8b2o3bo$9bo2bo5bo3bo$10b5o5bobo$15bo2bob2o$16b2o5$23bo4bo$22bobo2bobo$22b2o4bo!"
  },
  {
    "name": "60P3H1V0.3",
    "author": "David Bell",
    "description": "A period 3 orthogonal c/3 spaceship.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=60P3H1V0.3",
    "rule": "B3/S23",
    "pattern": "12bob3o16b$4bo6bo5bo6b2obo5b$2b4o4b2o2bob2o3b2obob2ob3ob$b2o3bob2o2b4ob5o2b2o6bo$o3bob4o8bo3bo3bo3b2ob$4bo14bo13b$5bo4bo22b$9bo!"
  },
  {
    "name": "60P5H2V0",
    "author": "Tim Coe",
    "description": "A period 5 2c/5 orthogonal spaceship found in 1996.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=60P5H2V0",
    "rule": "B3/S23",
    "pattern": "5bo7bo5b$3b2ob2o3b2ob2o3b$6b2o3b2o6b$8bobo8b$bo4bobobobo4bob$3o5bobo5b3o$o5bobobobo5bo$2bo2bo2bobo2bo2bo2b$2b2o3b2ob2o3b2o2b$o7bobo7bo$o6b2ob2o6bo!"
  },
  {
    "name": "60P5H2V0 eater",
    "author": "",
    "description": "Two eater 2s used to eat a 60P5H2V0.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=60P5H2V0",
    "rule": "B3/S23",
    "pattern": "4bo23bo4b$3bobo21bobo3b$3bobo21bobo3b$b3ob2o19b2ob3ob$o31bo$b3ob2o19b2ob3ob$3bob2o19b2obo3b9$12bo7bo12b$10b2ob2o3b2ob2o10b$13b2o3b2o13b$15bobo15b$8bo4bobobobo4bo8b$7b3o5bobo5b3o7b$7bo5bobobobo5bo7b$9bo2bo2bobo2bo2bo9b$9b2o3b2ob2o3b2o9b$7bo7bobo7bo7b$7bo6b2ob2o6bo!"
  },
  {
    "name": "64P13.1",
    "author": "Nicolay Beluchenko",
    "description": "A period 13 oscillator that is a variant of 34P13.1.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=34P13.1",
    "rule": "B3/S23",
    "pattern": "4b3o10b2$6bo10b$6b2o9b$5bo11b$8bo8b$4bo3bo8b$9b2o6b$2o2b3o5bo4b$2o5bo4b2obob$7bo3bo3bob$7bobo5bob3$6b2o9b$6b2o9b2$9bo2bo4b$8bo6bob$8bo7bo$2o6bo3b2obob$2o7b3o5b$4b3o10b$3bo3bo9b$7bo9b$7bo9b$3bo2bo10b$6bo10b2$4bobo10b$5bo!"
  },
  {
    "name": "64P13.2",
    "author": "Nicolay Beluchenko",
    "description": "A period 13 oscillator that is a variant of 34P13.1.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=34P13.1",
    "rule": "B3/S23",
    "pattern": "7b3o9b2$9bo9b$9b2o8b$8bo10b$11bo7b$7bo3bo7b$12b2o5b$3b2o2b3o5bo3b$3b2o5bo4b2obo$10bo3bo3bo$10bobo5bo3$9b2o8b$9b2o8b2$4bo2bo11b$bo6bo10b$o7bo10b$bob2o3bo6b2o2b$5b3o7b2o2b$10b3o6b$9bo3bo5b$9bo9b$9bo9b$10bo2bo5b$10bo8b2$10bobo6b$11bo!"
  },
  {
    "name": "64P2H1V0",
    "author": "Dean Hickerson",
    "description": "The smallest period 2 spaceship, discovered on July 28, 1989. Has speed c/2.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=64P2H1V0",
    "rule": "B3/S23",
    "pattern": "5b3o15b3o5b$4bo3bo13bo3bo4b$3b2o4bo11bo4b2o3b$2bobob2ob2o3b3o3b2ob2obobo2b$b2obo4bob2ob3ob2obo4bob2ob$o4bo3bo4bobo4bo3bo4bo$12bo5bo12b$2o7b2o9b2o7b2o!"
  },
  {
    "name": "65P13.1",
    "author": "David Buckingham",
    "description": "The first period 13 oscillator to be found. Found in 1976.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=65P13.1",
    "rule": "B3/S23",
    "pattern": "4bo15bo4b$3bobo13bobo3b$3bobo13bobo3b$b3ob2o11b2ob3ob$o23bo$b3ob2o11b2ob3ob$3bob2o11b2obo3b$10bo3bo10b$11bobo11b$10b2ob2o10b$8bo2bobo2bo8b$7bobobobobobo7b$7b2o2bobo2b2o7b$11bobo11b$12bo!"
  },
  {
    "name": "65P48",
    "author": "Matthias Merzenich",
    "description": "The smallest known period-48 oscillator, found 13 September 2014\nhttp://www.conwaylife.com/forums/viewtopic.php?p=13230#p13230\nwww.conwaylife.com/wiki/65P48",
    "url": "http://www.conwaylife.com/patterns/65p48.rle",
    "rule": "B3/S23",
    "pattern": "6bo3b2o$7b2ob2o$5bobo$6bo$2o2b3o5bobo2bo$2o9bob5o2$10bob4o$10bo5bo$11b2o2b2o$9bobobo3b2o$8bobo2b3o3bo$8bo2b2o4b2obo$7b2o4b3o3bo$13bo2b3o$16bo!"
  },
  {
    "name": "67P5H1V1",
    "author": "Nicolay Beluchenko",
    "description": "The smallest known c/5 diagonal spaceship. Has period 5. Found in July 2006.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=67P5H1V1",
    "rule": "B3/S23",
    "pattern": "5b3o14b$4bo3b2o12b$3b2o3bo13b$2bo5bo13b$bob2o4b2o11b$2o2bo6bo10b$3b2o2bo14b$3b2ob2o14b$4bo17b$5b5o12b$6bo2b3o2b2o6b$9bob2o2bob2o3b$9bo3bobo2bo3b$10b5o5bob$9bo2bo2bo5bo$21bo$16b3o3b$16bo5b$15bo6b$16b2o!"
  },
  {
    "name": "69P48",
    "author": "Noam Elkies",
    "description": "The smallest known period 48 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=69P48",
    "rule": "B3/S23",
    "pattern": "2o15b2o$obo13bobo$2bo13bo2b$2b2o11b2o2b$4b2o7b2o4b$2b2obo7bob2o2b$2bo6bo6bo2b$3b12o4b$bobo10b2o3b$b2o3b6o7b$5bo6bo6b$5bo2b4o7b$2b2obo3bo9b$2bo2bobo11b$4b2ob2o!"
  },
  {
    "name": "70P2H1V0.1",
    "author": "",
    "description": "A c/2 orthogonal spaceship\nhttp://www.conwaylife.com/wiki/70P2H1V0.1",
    "url": "http://conwaylife.com/patterns/70p2h1v01.rle",
    "rule": "B3/S23",
    "pattern": "o$4o$2b2o$5bo$6o$6bobo$obob6o$ob2o5b2o$4b2o4b2o$5o4b2o2$5o4b2o$4b2o4b2o$ob2o5b2o$obob6o$6bobo$6o$5bo$2b2o$4o$o!"
  },
  {
    "name": "70P5H2V0",
    "author": "Hartmut Holzwart",
    "description": "The first known 2c/5 spaceship that was not based on 44P5H2V0",
    "url": "http://www.conwaylife.com/wiki/index.php?title=70P5H2V0",
    "rule": "B3/S23",
    "pattern": "2bo12bo2b$bobo10bobob$2ob2o8b2ob2o$2o14b2o$2bo12bo2b$2b4o6b4o2b$2bo2b2o4b2o2bo2b$3b2o2bo2bo2b2o3b$4b2ob4ob2o4b$5bobo2bobo5b$6bo4bo6b2$5bo6bo5b$3b2ob2o2b2ob2o3b$4bo8bo4b$4b2o6b2o!"
  },
  {
    "name": "71P17.1",
    "author": "Dean Hickerson",
    "description": "A variant of the first period 17 oscillator to be found.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=54P17.1",
    "rule": "B3/S23",
    "pattern": "14bo3b$5bo7bobo2b$4bobo6bobo2b$4bobo5b2o2b2o$b2obob2o3bo2bobob$2bobo6bob2o2bo$o2bobob3obo3bobo$2obobo4bo2b2obob$3bobo2b2o4bo3b$3bobo3bobo2bo3b$4b2obobob3o4b$6bobo9b$6bo2b3o6b$5b2o4bo!"
  },
  {
    "name": "72P6H2V0",
    "author": "",
    "description": "The smallest known period-6 c/3 orthogonal spaceship.",
    "url": "http://conwaylife.com/wiki/72P6H2V0",
    "rule": "B3/S23",
    "pattern": "6b3o7b3o$2bob2o3bo5bo3b2obo$b3o3bobo5bobo3b3o$o3bo4b2o3b2o4bo3bo$bo6bob2ob2obo6bo$7bo3bobo3bo$7bo2bo3bo2bo2$9b2o3b2o$9bobobobo$10b2ob2o$11bobo$8b2obobob2o$8bobo3bobo!"
  },
  {
    "name": "7468M",
    "author": "Tomas Rokicki",
    "description": "A methuselah with lifespan 7468 found on February 20, 2005.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=7468M",
    "rule": "B3/S23",
    "pattern": "4bob$4b2o$2ob2ob$o!"
  },
  {
    "name": "74P8H2V0",
    "author": "",
    "description": "The smallest known period-8 c/4 orthogonal spaceship.",
    "url": "http://conwaylife.com/wiki/74P8H2V0",
    "rule": "B3/S23",
    "pattern": "5bobobo$4b7o$4bo5bo$5bo3bo$5bo3bo$3b2o5b2o$5bo3bo$2bobobobobobo$4bobobobo$b2obobobobob2o$bo3b2ob2o3bo2$2o3bo3bo3b2o$5bo3bo$6b3o2$4bo4b2o$3bobo2b2o$6bo2bobo$3bo2bo2bobo$4bobo3bo!"
  },
  {
    "name": "77P6H1V1",
    "author": "Josh Ball",
    "description": "The smallest known c/6 diagonal spaceship; found in March, 2011",
    "url": "http://www.conwaylife.com/wiki/index.php?title=77P6H1V1",
    "rule": "B3/S23",
    "pattern": "34bob$33bobo$31b2o2bo2$30bo5b$27b2o2b2o3b$27b2o7b$27bo8b$25bobo8b$25b2o9b$23bo2bo9b$22bo4bo8b$21bo5bo8b$18bo3bo13b$17bobo3b2o11b$16b2ob2o15b$15b2o4bobo12b$14b2o7bo12b$13bo9bo12b$14b2o20b$15bo20b$12bo3bo19b$11bobo22b$10bo3bob3o17b$14bo21b$8b2o26b$9b2o25b$5b4o2b2o23b$5b2o29b2$4bo31b$2bo2bo30b$2bo2bo30b$bo34b$o35b$b2o!"
  },
  {
    "name": "77p77",
    "author": "",
    "description": "The smallest known period 77 oscillator.",
    "url": "http://conwaylife.com/wiki/77P77",
    "rule": "B3/S23",
    "pattern": "8b2o$6bo2bo$4b4o$3bo4b4o$3bobobo4bo$b2o4bob3o2bo$o2b5obo2b3o$bo2bo6bo$2b2o8bo$4bo6b2o$2b2o$2bo$4bo$3b2o3bo$8b2o$6bobob3o$4b3obobobo$3bo5bo2b3o$3b2o5b2o3bo$12b3o$12bo!"
  },
  {
    "name": "78P70",
    "author": "Karel Suhajda",
    "description": "A small non-trivial period 70 oscillator, discovered on\nJune 17, 2007",
    "url": "http://www.conwaylife.com/wiki/index.php?title=78P70",
    "rule": "B3/S23",
    "pattern": "5bo19bo5b$5b3o15b3o5b$8bo13bo8b$7b2o13b2o7b2$2o27b2o$bo11b2o14bob$bobo9b2o12bobob$2b2o23b2o2b$19bobo9b$18bo2bo9b$18bo2bo9b$11bo7bo11b$9bo2bo18b$9bo2bo18b$9bobo19b$2b2o23b2o2b$bobo12b2o9bobob$bo14b2o11bob$2o27b2o2$7b2o13b2o7b$8bo13bo8b$5b3o15b3o5b$5bo19bo!"
  },
  {
    "name": "7×9 eater",
    "author": "",
    "description": "",
    "url": "http://conwaylife.com/wiki/7%C3%979_eater",
    "rule": "B3/S23",
    "pattern": "bo3b2o$obo3bo$2o3bo$4bo$5obo$o4b2o$b3o$3bob2o$4bobo!"
  },
  {
    "name": "84P87",
    "author": "",
    "description": "The smallest known period-87 oscillator.",
    "url": "http://conwaylife.com/wiki/84P87",
    "rule": "B3/S23",
    "pattern": "14bo$14b3o$17bo$16b2o2$24b2o$24b2o8b2o$34b2o$20bo$19bobo$18bo2bo$19b2o2$4bo$3bobo$4bo2$9bo$9b2o15b2o$2o3bo5bo15bobo$2o4b3o19b3o4b2o$7bobo15bo5bo3b2o$9b2o15b2o$27bo2$32bo$31bobo$32bo2$16b2o$15bo2bo$15bobo$16bo$b2o$b2o8b2o$11b2o2$19b2o$19bo$20b3o$22bo!"
  },
  {
    "name": "86P5H1V1",
    "author": "Jason Summers",
    "description": "The second c/5 diagonal spaceship to be discovered",
    "url": "http://www.conwaylife.com/wiki/index.php?title=86P5H1V1",
    "rule": "B3/S23",
    "pattern": "9b3o11b$8bo14b$7bo15b$11b2o10b$8b2obo11b$14b3o6b$11bo2b2o2b2o3b$2bo8b2obo3b2o3b$bo2bo6bo2b2o7b$o3bo18b$o11bo2bo7b$o2b2ob3o3bo3b2ob2o2b$3bo3bo2b2o2bo2bo5b$17b2o2bob$5b4o3bo5bo3bo$5b2obobo10bob$5bo5bo6b2o3b$11b3o9b$6b2o5b2obo6b$6b2o3bo4bo6b$11bo11b$13bobo7b$14bo!"
  },
  {
    "name": "86P9H3V0",
    "author": "David Bell",
    "description": "A period 9 spaceship related to 117P9H3V0",
    "url": "http://www.conwaylife.com/wiki/index.php?title=117P9H3V0",
    "rule": "B3/S23",
    "pattern": "14bo7bo14b$10b2obobo5bobob2o10b$10b2o4bo3bo4b2o10b$10b2o4bo3bo4b2o10b$12b2o9b2o12b$b2ob3ob2o3bob3ob3obo3b2ob3ob2ob$b2o4bo4bo11bo4bo4b2ob$o2bob2o23b2obo2bo$15b3ob3o15b$15b7o15b$13b2o7b2o13b2$13bo2bobobo2bo!"
  },
  {
    "name": "87p26",
    "author": "",
    "description": "The smallest known period 26 oscillator.",
    "url": "http://conwaylife.com/wiki/87P26",
    "rule": "B3/S23",
    "pattern": "11b2o$6b2o4bo$4b3o3bobob2o$bobo4bob2obobo$b2ob4obo3bo$4bo4bo3bo$4bob2obobob3o$3b2o2bobob2o3bo$5bo2b2o4b2o$b3o2b3o2b3o$obo3bobo2b2o$o3b2o2bo5b2o$b3o4bob4o2bo$3bo5bo5b2o$11bo$10b2o!"
  },
  {
    "name": "88P28",
    "author": "Karel Suhajda",
    "description": "A period 28 oscillator discovered on June 12, 2007",
    "url": "http://www.conwaylife.com/wiki/index.php?title=88P28",
    "rule": "B3/S23",
    "pattern": "10b2o12b2o10b$10b2o12b2o10b5$12b2o8b2o12b$11bo2bo6bo2bo11b$11bo12bo11b$11bo12bo11b$2o10bo10bo10b2o$2o5b3o16b3o5b2o$6bo3bo14bo3bo6b$6bo22bo6b$7bo20bo7b7$7bo20bo7b$6bo22bo6b$6bo3bo14bo3bo6b$2o5b3o16b3o5b2o$2o10bo10bo10b2o$11bo12bo11b$11bo12bo11b$11bo2bo6bo2bo11b$12b2o8b2o12b5$10b2o12b2o10b$10b2o12b2o!"
  },
  {
    "name": "92P33.1",
    "author": "Jason Summers",
    "description": "The smallest known period 33 oscillator as of April 2009. Found on\nAugust 31, 2000.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=92P33.1",
    "rule": "B3/S23",
    "pattern": "21bo12b$4bo2bo3b5o2b3obo11b$4bo2bo7bo2bo2bo12b$bob2o2b5o3bo2bo15b$obo31b$bo32b7$6bobo3b4o18b$6bo2bo2bo2bo18b$6bo5b3o10b2o7b$7b2o10b3o5bo6b$18bo2bo2bo2bo6b$18b4o3bobo6b7$32bob$31bobo$15bo2bo3b5o2b2obob$12bo2bo2bo7bo2bo4b$11bob3o2b5o3bo2bo4b$12bo!"
  },
  {
    "name": "92p51",
    "author": "",
    "description": "The smallest known period 51 oscillator.",
    "url": "http://conwaylife.com/wiki/92P51",
    "rule": "B3/S23",
    "pattern": "15b2o$15b2o2$13b4o$12bo4bo$13bo2bo$10b3obobo$9bo3bo$o8b2ob2o2bo$3o10bobo$3bo5b2obo2bo2bo$2bo6b2obobo4bo$3bo9bob3o2bo$6b2o6bo8bo$6b2o7b5obobo$19b2o2bo$7b2o8b2o2bo$7b2o8bo3b2o$11bo6b3o$4b2o6bo7bo$5bo5bo$2b3o7b3o$2bo11bo!"
  },
  {
    "name": "94P27.1",
    "author": "Jason Summers",
    "description": "The smallest known period 27 oscillator as of April 2009. Found in\nAugust 2005.",
    "url": "http://www.conwaylife.com/wiki/index.php?title=94P27.1",
    "rule": "B3/S23",
    "pattern": "5b2o25b$5b2o25b$17bo14b$3b6o6bo2bo13b$2bo5bo10bo12b$3bo3bo6bo4bo4b2o6b$3o17bo3bobo5b$o2b5o7bo3bo6bo2b2ob$3bo3bo9b2o6b2obobob$bobob2o6b2o9bo3bo3b$b2o2bo6bo3bo7b5o2bo$5bobo3bo17b3o$6b2o4bo4bo6bo3bo3b$12bo10bo5bo2b$13bo2bo6b6o3b$14bo17b$25b2o5b$25b2o!"
  },
  {
    "name": "98P25",
    "author": "Noam Elkies",
    "description": "A period-25 oscillator",
    "url": "http://www.conwaylife.com/wiki/index.php?title=98P25",
    "rule": "B3/S23",
    "pattern": "9b2o4b2o7b2o12b$9bobo2bobo7b2o12b$11bo2bo23b$10bo4bo22b$10b2o2b2o22b$12b2o24b2$36b2o$2o24bo6b2o2bo$o2b2o19b2obo5bob2ob$b2obo19bo2bo4bo5b$5bo5b3o10b3o5bo5b$5bo4bo2bo19bob2ob$b2obo5bob2o19b2o2bo$o2b2o6bo24b2o$2o36b2$24b2o12b$22b2o2b2o10b$22bo4bo10b$23bo2bo11b$12b2o7bobo2bobo9b$12b2o7b2o4b2o!"
  }
]