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chess960.js
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chess960.js
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// All possible starting positions
var positions = {
"000":"BBQNNRKR",
"001":"BQNBNRKR",
"002":"BQNNRBKR",
"003":"BQNNRKRB",
"004":"QBBNNRKR",
"005":"QNBBNRKR",
"006":"QNBNRBKR",
"007":"QNBNRKRB",
"008":"QBNNBRKR",
"009":"QNNBBRKR",
"010":"QNNRBBKR",
"011":"QNNRBKRB",
"012":"QBNNRKBR",
"013":"QNNBRKBR",
"014":"QNNRKBBR",
"015":"QNNRKRBB",
"016":"BBNQNRKR",
"017":"BNQBNRKR",
"018":"BNQNRBKR",
"019":"BNQNRKRB",
"020":"NBBQNRKR",
"021":"NQBBNRKR",
"022":"NQBNRBKR",
"023":"NQBNRKRB",
"024":"NBQNBRKR",
"025":"NQNBBRKR",
"026":"NQNRBBKR",
"027":"NQNRBKRB",
"028":"NBQNRKBR",
"029":"NQNBRKBR",
"030":"NQNRKBBR",
"031":"NQNRKRBB",
"032":"BBNNQRKR",
"033":"BNNBQRKR",
"034":"BNNQRBKR",
"035":"BNNQRKRB",
"036":"NBBNQRKR",
"037":"NNBBQRKR",
"038":"NNBQRBKR",
"039":"NNBQRKRB",
"040":"NBNQBRKR",
"041":"NNQBBRKR",
"042":"NNQRBBKR",
"043":"NNQRBKRB",
"044":"NBNQRKBR",
"045":"NNQBRKBR",
"046":"NNQRKBBR",
"047":"NNQRKRBB",
"048":"BBNNRQKR",
"049":"BNNBRQKR",
"050":"BNNRQBKR",
"051":"BNNRQKRB",
"052":"NBBNRQKR",
"053":"NNBBRQKR",
"054":"NNBRQBKR",
"055":"NNBRQKRB",
"056":"NBNRBQKR",
"057":"NNRBBQKR",
"058":"NNRQBBKR",
"059":"NNRQBKRB",
"060":"NBNRQKBR",
"061":"NNRBQKBR",
"062":"NNRQKBBR",
"063":"NNRQKRBB",
"064":"BBNNRKQR",
"065":"BNNBRKQR",
"066":"BNNRKBQR",
"067":"BNNRKQRB",
"068":"NBBNRKQR",
"069":"NNBBRKQR",
"070":"NNBRKBQR",
"071":"NNBRKQRB",
"072":"NBNRBKQR",
"073":"NNRBBKQR",
"074":"NNRKBBQR",
"075":"NNRKBQRB",
"076":"NBNRKQBR",
"077":"NNRBKQBR",
"078":"NNRKQBBR",
"079":"NNRKQRBB",
"080":"BBNNRKRQ",
"081":"BNNBRKRQ",
"082":"BNNRKBRQ",
"083":"BNNRKRQB",
"084":"NBBNRKRQ",
"085":"NNBBRKRQ",
"086":"NNBRKBRQ",
"087":"NNBRKRQB",
"088":"NBNRBKRQ",
"089":"NNRBBKRQ",
"090":"NNRKBBRQ",
"091":"NNRKBRQB",
"092":"NBNRKRBQ",
"093":"NNRBKRBQ",
"094":"NNRKRBBQ",
"095":"NNRKRQBB",
"096":"BBQNRNKR",
"097":"BQNBRNKR",
"098":"BQNRNBKR",
"099":"BQNRNKRB",
"100":"QBBNRNKR",
"101":"QNBBRNKR",
"102":"QNBRNBKR",
"103":"QNBRNKRB",
"104":"QBNRBNKR",
"105":"QNRBBNKR",
"106":"QNRNBBKR",
"107":"QNRNBKRB",
"108":"QBNRNKBR",
"109":"QNRBNKBR",
"110":"QNRNKBBR",
"111":"QNRNKRBB",
"112":"BBNQRNKR",
"113":"BNQBRNKR",
"114":"BNQRNBKR",
"115":"BNQRNKRB",
"116":"NBBQRNKR",
"117":"NQBBRNKR",
"118":"NQBRNBKR",
"119":"NQBRNKRB",
"120":"NBQRBNKR",
"121":"NQRBBNKR",
"122":"NQRNBBKR",
"123":"NQRNBKRB",
"124":"NBQRNKBR",
"125":"NQRBNKBR",
"126":"NQRNKBBR",
"127":"NQRNKRBB",
"128":"BBNRQNKR",
"129":"BNRBQNKR",
"130":"BNRQNBKR",
"131":"BNRQNKRB",
"132":"NBBRQNKR",
"133":"NRBBQNKR",
"134":"NRBQNBKR",
"135":"NRBQNKRB",
"136":"NBRQBNKR",
"137":"NRQBBNKR",
"138":"NRQNBBKR",
"139":"NRQNBKRB",
"140":"NBRQNKBR",
"141":"NRQBNKBR",
"142":"NRQNKBBR",
"143":"NRQNKRBB",
"144":"BBNRNQKR",
"145":"BNRBNQKR",
"146":"BNRNQBKR",
"147":"BNRNQKRB",
"148":"NBBRNQKR",
"149":"NRBBNQKR",
"150":"NRBNQBKR",
"151":"NRBNQKRB",
"152":"NBRNBQKR",
"153":"NRNBBQKR",
"154":"NRNQBBKR",
"155":"NRNQBKRB",
"156":"NBRNQKBR",
"157":"NRNBQKBR",
"158":"NRNQKBBR",
"159":"NRNQKRBB",
"160":"BBNRNKQR",
"161":"BNRBNKQR",
"162":"BNRNKBQR",
"163":"BNRNKQRB",
"164":"NBBRNKQR",
"165":"NRBBNKQR",
"166":"NRBNKBQR",
"167":"NRBNKQRB",
"168":"NBRNBKQR",
"169":"NRNBBKQR",
"170":"NRNKBBQR",
"171":"NRNKBQRB",
"172":"NBRNKQBR",
"173":"NRNBKQBR",
"174":"NRNKQBBR",
"175":"NRNKQRBB",
"176":"BBNRNKRQ",
"177":"BNRBNKRQ",
"178":"BNRNKBRQ",
"179":"BNRNKRQB",
"180":"NBBRNKRQ",
"181":"NRBBNKRQ",
"182":"NRBNKBRQ",
"183":"NRBNKRQB",
"184":"NBRNBKRQ",
"185":"NRNBBKRQ",
"186":"NRNKBBRQ",
"187":"NRNKBRQB",
"188":"NBRNKRBQ",
"189":"NRNBKRBQ",
"190":"NRNKRBBQ",
"191":"NRNKRQBB",
"192":"BBQNRKNR",
"193":"BQNBRKNR",
"194":"BQNRKBNR",
"195":"BQNRKNRB",
"196":"QBBNRKNR",
"197":"QNBBRKNR",
"198":"QNBRKBNR",
"199":"QNBRKNRB",
"200":"QBNRBKNR",
"201":"QNRBBKNR",
"202":"QNRKBBNR",
"203":"QNRKBNRB",
"204":"QBNRKNBR",
"205":"QNRBKNBR",
"206":"QNRKNBBR",
"207":"QNRKNRBB",
"208":"BBNQRKNR",
"209":"BNQBRKNR",
"210":"BNQRKBNR",
"211":"BNQRKNRB",
"212":"NBBQRKNR",
"213":"NQBBRKNR",
"214":"NQBRKBNR",
"215":"NQBRKNRB",
"216":"NBQRBKNR",
"217":"NQRBBKNR",
"218":"NQRKBBNR",
"219":"NQRKBNRB",
"220":"NBQRKNBR",
"221":"NQRBKNBR",
"222":"NQRKNBBR",
"223":"NQRKNRBB",
"224":"BBNRQKNR",
"225":"BNRBQKNR",
"226":"BNRQKBNR",
"227":"BNRQKNRB",
"228":"NBBRQKNR",
"229":"NRBBQKNR",
"230":"NRBQKBNR",
"231":"NRBQKNRB",
"232":"NBRQBKNR",
"233":"NRQBBKNR",
"234":"NRQKBBNR",
"235":"NRQKBNRB",
"236":"NBRQKNBR",
"237":"NRQBKNBR",
"238":"NRQKNBBR",
"239":"NRQKNRBB",
"240":"BBNRKQNR",
"241":"BNRBKQNR",
"242":"BNRKQBNR",
"243":"BNRKQNRB",
"244":"NBBRKQNR",
"245":"NRBBKQNR",
"246":"NRBKQBNR",
"247":"NRBKQNRB",
"248":"NBRKBQNR",
"249":"NRKBBQNR",
"250":"NRKQBBNR",
"251":"NRKQBNRB",
"252":"NBRKQNBR",
"253":"NRKBQNBR",
"254":"NRKQNBBR",
"255":"NRKQNRBB",
"256":"BBNRKNQR",
"257":"BNRBKNQR",
"258":"BNRKNBQR",
"259":"BNRKNQRB",
"260":"NBBRKNQR",
"261":"NRBBKNQR",
"262":"NRBKNBQR",
"263":"NRBKNQRB",
"264":"NBRKBNQR",
"265":"NRKBBNQR",
"266":"NRKNBBQR",
"267":"NRKNBQRB",
"268":"NBRKNQBR",
"269":"NRKBNQBR",
"270":"NRKNQBBR",
"271":"NRKNQRBB",
"272":"BBNRKNRQ",
"273":"BNRBKNRQ",
"274":"BNRKNBRQ",
"275":"BNRKNRQB",
"276":"NBBRKNRQ",
"277":"NRBBKNRQ",
"278":"NRBKNBRQ",
"279":"NRBKNRQB",
"280":"NBRKBNRQ",
"281":"NRKBBNRQ",
"282":"NRKNBBRQ",
"283":"NRKNBRQB",
"284":"NBRKNRBQ",
"285":"NRKBNRBQ",
"286":"NRKNRBBQ",
"287":"NRKNRQBB",
"288":"BBQNRKRN",
"289":"BQNBRKRN",
"290":"BQNRKBRN",
"291":"BQNRKRNB",
"292":"QBBNRKRN",
"293":"QNBBRKRN",
"294":"QNBRKBRN",
"295":"QNBRKRNB",
"296":"QBNRBKRN",
"297":"QNRBBKRN",
"298":"QNRKBBRN",
"299":"QNRKBRNB",
"300":"QBNRKRBN",
"301":"QNRBKRBN",
"302":"QNRKRBBN",
"303":"QNRKRNBB",
"304":"BBNQRKRN",
"305":"BNQBRKRN",
"306":"BNQRKBRN",
"307":"BNQRKRNB",
"308":"NBBQRKRN",
"309":"NQBBRKRN",
"310":"NQBRKBRN",
"311":"NQBRKRNB",
"312":"NBQRBKRN",
"313":"NQRBBKRN",
"314":"NQRKBBRN",
"315":"NQRKBRNB",
"316":"NBQRKRBN",
"317":"NQRBKRBN",
"318":"NQRKRBBN",
"319":"NQRKRNBB",
"320":"BBNRQKRN",
"321":"BNRBQKRN",
"322":"BNRQKBRN",
"323":"BNRQKRNB",
"324":"NBBRQKRN",
"325":"NRBBQKRN",
"326":"NRBQKBRN",
"327":"NRBQKRNB",
"328":"NBRQBKRN",
"329":"NRQBBKRN",
"330":"NRQKBBRN",
"331":"NRQKBRNB",
"332":"NBRQKRBN",
"333":"NRQBKRBN",
"334":"NRQKRBBN",
"335":"NRQKRNBB",
"336":"BBNRKQRN",
"337":"BNRBKQRN",
"338":"BNRKQBRN",
"339":"BNRKQRNB",
"340":"NBBRKQRN",
"341":"NRBBKQRN",
"342":"NRBKQBRN",
"343":"NRBKQRNB",
"344":"NBRKBQRN",
"345":"NRKBBQRN",
"346":"NRKQBBRN",
"347":"NRKQBRNB",
"348":"NBRKQRBN",
"349":"NRKBQRBN",
"350":"NRKQRBBN",
"351":"NRKQRNBB",
"352":"BBNRKRQN",
"353":"BNRBKRQN",
"354":"BNRKRBQN",
"355":"BNRKRQNB",
"356":"NBBRKRQN",
"357":"NRBBKRQN",
"358":"NRBKRBQN",
"359":"NRBKRQNB",
"360":"NBRKBRQN",
"361":"NRKBBRQN",
"362":"NRKRBBQN",
"363":"NRKRBQNB",
"364":"NBRKRQBN",
"365":"NRKBRQBN",
"366":"NRKRQBBN",
"367":"NRKRQNBB",
"368":"BBNRKRNQ",
"369":"BNRBKRNQ",
"370":"BNRKRBNQ",
"371":"BNRKRNQB",
"372":"NBBRKRNQ",
"373":"NRBBKRNQ",
"374":"NRBKRBNQ",
"375":"NRBKRNQB",
"376":"NBRKBRNQ",
"377":"NRKBBRNQ",
"378":"NRKRBBNQ",
"379":"NRKRBNQB",
"380":"NBRKRNBQ",
"381":"NRKBRNBQ",
"382":"NRKRNBBQ",
"383":"NRKRNQBB",
"384":"BBQRNNKR",
"385":"BQRBNNKR",
"386":"BQRNNBKR",
"387":"BQRNNKRB",
"388":"QBBRNNKR",
"389":"QRBBNNKR",
"390":"QRBNNBKR",
"391":"QRBNNKRB",
"392":"QBRNBNKR",
"393":"QRNBBNKR",
"394":"QRNNBBKR",
"395":"QRNNBKRB",
"396":"QBRNNKBR",
"397":"QRNBNKBR",
"398":"QRNNKBBR",
"399":"QRNNKRBB",
"400":"BBRQNNKR",
"401":"BRQBNNKR",
"402":"BRQNNBKR",
"403":"BRQNNKRB",
"404":"RBBQNNKR",
"405":"RQBBNNKR",
"406":"RQBNNBKR",
"407":"RQBNNKRB",
"408":"RBQNBNKR",
"409":"RQNBBNKR",
"410":"RQNNBBKR",
"411":"RQNNBKRB",
"412":"RBQNNKBR",
"413":"RQNBNKBR",
"414":"RQNNKBBR",
"415":"RQNNKRBB",
"416":"BBRNQNKR",
"417":"BRNBQNKR",
"418":"BRNQNBKR",
"419":"BRNQNKRB",
"420":"RBBNQNKR",
"421":"RNBBQNKR",
"422":"RNBQNBKR",
"423":"RNBQNKRB",
"424":"RBNQBNKR",
"425":"RNQBBNKR",
"426":"RNQNBBKR",
"427":"RNQNBKRB",
"428":"RBNQNKBR",
"429":"RNQBNKBR",
"430":"RNQNKBBR",
"431":"RNQNKRBB",
"432":"BBRNNQKR",
"433":"BRNBNQKR",
"434":"BRNNQBKR",
"435":"BRNNQKRB",
"436":"RBBNNQKR",
"437":"RNBBNQKR",
"438":"RNBNQBKR",
"439":"RNBNQKRB",
"440":"RBNNBQKR",
"441":"RNNBBQKR",
"442":"RNNQBBKR",
"443":"RNNQBKRB",
"444":"RBNNQKBR",
"445":"RNNBQKBR",
"446":"RNNQKBBR",
"447":"RNNQKRBB",
"448":"BBRNNKQR",
"449":"BRNBNKQR",
"450":"BRNNKBQR",
"451":"BRNNKQRB",
"452":"RBBNNKQR",
"453":"RNBBNKQR",
"454":"RNBNKBQR",
"455":"RNBNKQRB",
"456":"RBNNBKQR",
"457":"RNNBBKQR",
"458":"RNNKBBQR",
"459":"RNNKBQRB",
"460":"RBNNKQBR",
"461":"RNNBKQBR",
"462":"RNNKQBBR",
"463":"RNNKQRBB",
"464":"BBRNNKRQ",
"465":"BRNBNKRQ",
"466":"BRNNKBRQ",
"467":"BRNNKRQB",
"468":"RBBNNKRQ",
"469":"RNBBNKRQ",
"470":"RNBNKBRQ",
"471":"RNBNKRQB",
"472":"RBNNBKRQ",
"473":"RNNBBKRQ",
"474":"RNNKBBRQ",
"475":"RNNKBRQB",
"476":"RBNNKRBQ",
"477":"RNNBKRBQ",
"478":"RNNKRBBQ",
"479":"RNNKRQBB",
"480":"BBQRNKNR",
"481":"BQRBNKNR",
"482":"BQRNKBNR",
"483":"BQRNKNRB",
"484":"QBBRNKNR",
"485":"QRBBNKNR",
"486":"QRBNKBNR",
"487":"QRBNKNRB",
"488":"QBRNBKNR",
"489":"QRNBBKNR",
"490":"QRNKBBNR",
"491":"QRNKBNRB",
"492":"QBRNKNBR",
"493":"QRNBKNBR",
"494":"QRNKNBBR",
"495":"QRNKNRBB",
"496":"BBRQNKNR",
"497":"BRQBNKNR",
"498":"BRQNKBNR",
"499":"BRQNKNRB",
"500":"RBBQNKNR",
"501":"RQBBNKNR",
"502":"RQBNKBNR",
"503":"RQBNKNRB",
"504":"RBQNBKNR",
"505":"RQNBBKNR",
"506":"RQNKBBNR",
"507":"RQNKBNRB",
"508":"RBQNKNBR",
"509":"RQNBKNBR",
"510":"RQNKNBBR",
"511":"RQNKNRBB",
"512":"BBRNQKNR",
"513":"BRNBQKNR",
"514":"BRNQKBNR",
"515":"BRNQKNRB",
"516":"RBBNQKNR",
"517":"RNBBQKNR",
"518":"RNBQKBNR",
"519":"RNBQKNRB",
"520":"RBNQBKNR",
"521":"RNQBBKNR",
"522":"RNQKBBNR",
"523":"RNQKBNRB",
"524":"RBNQKNBR",
"525":"RNQBKNBR",
"526":"RNQKNBBR",
"527":"RNQKNRBB",
"528":"BBRNKQNR",
"529":"BRNBKQNR",
"530":"BRNKQBNR",
"531":"BRNKQNRB",
"532":"RBBNKQNR",
"533":"RNBBKQNR",
"534":"RNBKQBNR",
"535":"RNBKQNRB",
"536":"RBNKBQNR",
"537":"RNKBBQNR",
"538":"RNKQBBNR",
"539":"RNKQBNRB",
"540":"RBNKQNBR",
"541":"RNKBQNBR",
"542":"RNKQNBBR",
"543":"RNKQNRBB",
"544":"BBRNKNQR",
"545":"BRNBKNQR",
"546":"BRNKNBQR",
"547":"BRNKNQRB",
"548":"RBBNKNQR",
"549":"RNBBKNQR",
"550":"RNBKNBQR",
"551":"RNBKNQRB",
"552":"RBNKBNQR",
"553":"RNKBBNQR",
"554":"RNKNBBQR",
"555":"RNKNBQRB",
"556":"RBNKNQBR",
"557":"RNKBNQBR",
"558":"RNKNQBBR",
"559":"RNKNQRBB",
"560":"BBRNKNRQ",
"561":"BRNBKNRQ",
"562":"BRNKNBRQ",
"563":"BRNKNRQB",
"564":"RBBNKNRQ",
"565":"RNBBKNRQ",
"566":"RNBKNBRQ",
"567":"RNBKNRQB",
"568":"RBNKBNRQ",
"569":"RNKBBNRQ",
"570":"RNKNBBRQ",
"571":"RNKNBRQB",
"572":"RBNKNRBQ",
"573":"RNKBNRBQ",
"574":"RNKNRBBQ",
"575":"RNKNRQBB",
"576":"BBQRNKRN",
"577":"BQRBNKRN",
"578":"BQRNKBRN",
"579":"BQRNKRNB",
"580":"QBBRNKRN",
"581":"QRBBNKRN",
"582":"QRBNKBRN",
"583":"QRBNKRNB",
"584":"QBRNBKRN",
"585":"QRNBBKRN",
"586":"QRNKBBRN",
"587":"QRNKBRNB",
"588":"QBRNKRBN",
"589":"QRNBKRBN",
"590":"QRNKRBBN",
"591":"QRNKRNBB",
"592":"BBRQNKRN",
"593":"BRQBNKRN",
"594":"BRQNKBRN",
"595":"BRQNKRNB",
"596":"RBBQNKRN",
"597":"RQBBNKRN",
"598":"RQBNKBRN",
"599":"RQBNKRNB",
"600":"RBQNBKRN",
"601":"RQNBBKRN",
"602":"RQNKBBRN",
"603":"RQNKBRNB",
"604":"RBQNKRBN",
"605":"RQNBKRBN",
"606":"RQNKRBBN",
"607":"RQNKRNBB",
"608":"BBRNQKRN",
"609":"BRNBQKRN",
"610":"BRNQKBRN",
"611":"BRNQKRNB",
"612":"RBBNQKRN",
"613":"RNBBQKRN",
"614":"RNBQKBRN",
"615":"RNBQKRNB",
"616":"RBNQBKRN",
"617":"RNQBBKRN",
"618":"RNQKBBRN",
"619":"RNQKBRNB",
"620":"RBNQKRBN",
"621":"RNQBKRBN",
"622":"RNQKRBBN",
"623":"RNQKRNBB",
"624":"BBRNKQRN",
"625":"BRNBKQRN",
"626":"BRNKQBRN",
"627":"BRNKQRNB",
"628":"RBBNKQRN",
"629":"RNBBKQRN",
"630":"RNBKQBRN",
"631":"RNBKQRNB",
"632":"RBNKBQRN",
"633":"RNKBBQRN",
"634":"RNKQBBRN",
"635":"RNKQBRNB",
"636":"RBNKQRBN",
"637":"RNKBQRBN",
"638":"RNKQRBBN",
"639":"RNKQRNBB",
"640":"BBRNKRQN",
"641":"BRNBKRQN",
"642":"BRNKRBQN",
"643":"BRNKRQNB",
"644":"RBBNKRQN",
"645":"RNBBKRQN",
"646":"RNBKRBQN",
"647":"RNBKRQNB",
"648":"RBNKBRQN",
"649":"RNKBBRQN",
"650":"RNKRBBQN",
"651":"RNKRBQNB",
"652":"RBNKRQBN",
"653":"RNKBRQBN",
"654":"RNKRQBBN",
"655":"RNKRQNBB",
"656":"BBRNKRNQ",
"657":"BRNBKRNQ",
"658":"BRNKRBNQ",
"659":"BRNKRNQB",
"660":"RBBNKRNQ",
"661":"RNBBKRNQ",
"662":"RNBKRBNQ",
"663":"RNBKRNQB",
"664":"RBNKBRNQ",
"665":"RNKBBRNQ",
"666":"RNKRBBNQ",
"667":"RNKRBNQB",
"668":"RBNKRNBQ",
"669":"RNKBRNBQ",
"670":"RNKRNBBQ",
"671":"RNKRNQBB",
"672":"BBQRKNNR",
"673":"BQRBKNNR",
"674":"BQRKNBNR",
"675":"BQRKNNRB",
"676":"QBBRKNNR",
"677":"QRBBKNNR",
"678":"QRBKNBNR",
"679":"QRBKNNRB",
"680":"QBRKBNNR",
"681":"QRKBBNNR",
"682":"QRKNBBNR",
"683":"QRKNBNRB",
"684":"QBRKNNBR",
"685":"QRKBNNBR",
"686":"QRKNNBBR",
"687":"QRKNNRBB",
"688":"BBRQKNNR",
"689":"BRQBKNNR",
"690":"BRQKNBNR",
"691":"BRQKNNRB",
"692":"RBBQKNNR",
"693":"RQBBKNNR",
"694":"RQBKNBNR",
"695":"RQBKNNRB",
"696":"RBQKBNNR",
"697":"RQKBBNNR",
"698":"RQKNBBNR",
"699":"RQKNBNRB",
"700":"RBQKNNBR",
"701":"RQKBNNBR",
"702":"RQKNNBBR",
"703":"RQKNNRBB",
"704":"BBRKQNNR",
"705":"BRKBQNNR",
"706":"BRKQNBNR",
"707":"BRKQNNRB",
"708":"RBBKQNNR",
"709":"RKBBQNNR",
"710":"RKBQNBNR",
"711":"RKBQNNRB",
"712":"RBKQBNNR",
"713":"RKQBBNNR",
"714":"RKQNBBNR",
"715":"RKQNBNRB",
"716":"RBKQNNBR",
"717":"RKQBNNBR",
"718":"RKQNNBBR",
"719":"RKQNNRBB",
"720":"BBRKNQNR",
"721":"BRKBNQNR",
"722":"BRKNQBNR",
"723":"BRKNQNRB",
"724":"RBBKNQNR",
"725":"RKBBNQNR",
"726":"RKBNQBNR",
"727":"RKBNQNRB",
"728":"RBKNBQNR",
"729":"RKNBBQNR",
"730":"RKNQBBNR",
"731":"RKNQBNRB",
"732":"RBKNQNBR",
"733":"RKNBQNBR",
"734":"RKNQNBBR",
"735":"RKNQNRBB",
"736":"BBRKNNQR",
"737":"BRKBNNQR",
"738":"BRKNNBQR",
"739":"BRKNNQRB",
"740":"RBBKNNQR",
"741":"RKBBNNQR",
"742":"RKBNNBQR",
"743":"RKBNNQRB",
"744":"RBKNBNQR",
"745":"RKNBBNQR",
"746":"RKNNBBQR",
"747":"RKNNBQRB",
"748":"RBKNNQBR",
"749":"RKNBNQBR",
"750":"RKNNQBBR",
"751":"RKNNQRBB",
"752":"BBRKNNRQ",
"753":"BRKBNNRQ",
"754":"BRKNNBRQ",
"755":"BRKNNRQB",
"756":"RBBKNNRQ",
"757":"RKBBNNRQ",
"758":"RKBNNBRQ",
"759":"RKBNNRQB",
"760":"RBKNBNRQ",
"761":"RKNBBNRQ",
"762":"RKNNBBRQ",
"763":"RKNNBRQB",
"764":"RBKNNRBQ",
"765":"RKNBNRBQ",
"766":"RKNNRBBQ",
"767":"RKNNRQBB",
"768":"BBQRKNRN",
"769":"BQRBKNRN",
"770":"BQRKNBRN",
"771":"BQRKNRNB",
"772":"QBBRKNRN",
"773":"QRBBKNRN",
"774":"QRBKNBRN",
"775":"QRBKNRNB",
"776":"QBRKBNRN",
"777":"QRKBBNRN",
"778":"QRKNBBRN",
"779":"QRKNBRNB",
"780":"QBRKNRBN",
"781":"QRKBNRBN",
"782":"QRKNRBBN",
"783":"QRKNRNBB",
"784":"BBRQKNRN",
"785":"BRQBKNRN",
"786":"BRQKNBRN",
"787":"BRQKNRNB",
"788":"RBBQKNRN",
"789":"RQBBKNRN",
"790":"RQBKNBRN",
"791":"RQBKNRNB",
"792":"RBQKBNRN",
"793":"RQKBBNRN",
"794":"RQKNBBRN",
"795":"RQKNBRNB",
"796":"RBQKNRBN",
"797":"RQKBNRBN",
"798":"RQKNRBBN",
"799":"RQKNRNBB",
"800":"BBRKQNRN",
"801":"BRKBQNRN",
"802":"BRKQNBRN",
"803":"BRKQNRNB",
"804":"RBBKQNRN",
"805":"RKBBQNRN",
"806":"RKBQNBRN",
"807":"RKBQNRNB",
"808":"RBKQBNRN",
"809":"RKQBBNRN",
"810":"RKQNBBRN",
"811":"RKQNBRNB",
"812":"RBKQNRBN",
"813":"RKQBNRBN",
"814":"RKQNRBBN",
"815":"RKQNRNBB",
"816":"BBRKNQRN",
"817":"BRKBNQRN",
"818":"BRKNQBRN",
"819":"BRKNQRNB",
"820":"RBBKNQRN",
"821":"RKBBNQRN",
"822":"RKBNQBRN",
"823":"RKBNQRNB",
"824":"RBKNBQRN",
"825":"RKNBBQRN",
"826":"RKNQBBRN",
"827":"RKNQBRNB",
"828":"RBKNQRBN",
"829":"RKNBQRBN",
"830":"RKNQRBBN",
"831":"RKNQRNBB",
"832":"BBRKNRQN",
"833":"BRKBNRQN",
"834":"BRKNRBQN",
"835":"BRKNRQNB",
"836":"RBBKNRQN",
"837":"RKBBNRQN",
"838":"RKBNRBQN",
"839":"RKBNRQNB",
"840":"RBKNBRQN",
"841":"RKNBBRQN",
"842":"RKNRBBQN",
"843":"RKNRBQNB",
"844":"RBKNRQBN",
"845":"RKNBRQBN",
"846":"RKNRQBBN",
"847":"RKNRQNBB",
"848":"BBRKNRNQ",
"849":"BRKBNRNQ",
"850":"BRKNRBNQ",
"851":"BRKNRNQB",
"852":"RBBKNRNQ",
"853":"RKBBNRNQ",
"854":"RKBNRBNQ",
"855":"RKBNRNQB",
"856":"RBKNBRNQ",
"857":"RKNBBRNQ",
"858":"RKNRBBNQ",
"859":"RKNRBNQB",
"860":"RBKNRNBQ",
"861":"RKNBRNBQ",
"862":"RKNRNBBQ",
"863":"RKNRNQBB",
"864":"BBQRKRNN",
"865":"BQRBKRNN",
"866":"BQRKRBNN",
"867":"BQRKRNNB",
"868":"QBBRKRNN",
"869":"QRBBKRNN",
"870":"QRBKRBNN",
"871":"QRBKRNNB",
"872":"QBRKBRNN",
"873":"QRKBBRNN",
"874":"QRKRBBNN",
"875":"QRKRBNNB",
"876":"QBRKRNBN",
"877":"QRKBRNBN",
"878":"QRKRNBBN",
"879":"QRKRNNBB",
"880":"BBRQKRNN",
"881":"BRQBKRNN",
"882":"BRQKRBNN",
"883":"BRQKRNNB",
"884":"RBBQKRNN",
"885":"RQBBKRNN",
"886":"RQBKRBNN",
"887":"RQBKRNNB",
"888":"RBQKBRNN",
"889":"RQKBBRNN",
"890":"RQKRBBNN",
"891":"RQKRBNNB",
"892":"RBQKRNBN",
"893":"RQKBRNBN",
"894":"RQKRNBBN",
"895":"RQKRNNBB",
"896":"BBRKQRNN",
"897":"BRKBQRNN",
"898":"BRKQRBNN",
"899":"BRKQRNNB",
"900":"RBBKQRNN",
"901":"RKBBQRNN",
"902":"RKBQRBNN",
"903":"RKBQRNNB",
"904":"RBKQBRNN",
"905":"RKQBBRNN",
"906":"RKQRBBNN",
"907":"RKQRBNNB",
"908":"RBKQRNBN",
"909":"RKQBRNBN",
"910":"RKQRNBBN",
"911":"RKQRNNBB",
"912":"BBRKRQNN",
"913":"BRKBRQNN",
"914":"BRKRQBNN",
"915":"BRKRQNNB",
"916":"RBBKRQNN",
"917":"RKBBRQNN",
"918":"RKBRQBNN",
"919":"RKBRQNNB",
"920":"RBKRBQNN",
"921":"RKRBBQNN",
"922":"RKRQBBNN",
"923":"RKRQBNNB",
"924":"RBKRQNBN",
"925":"RKRBQNBN",
"926":"RKRQNBBN",
"927":"RKRQNNBB",
"928":"BBRKRNQN",
"929":"BRKBRNQN",
"930":"BRKRNBQN",
"931":"BRKRNQNB",
"932":"RBBKRNQN",
"933":"RKBBRNQN",
"934":"RKBRNBQN",
"935":"RKBRNQNB",
"936":"RBKRBNQN",
"937":"RKRBBNQN",
"938":"RKRNBBQN",
"939":"RKRNBQNB",
"940":"RBKRNQBN",
"941":"RKRBNQBN",
"942":"RKRNQBBN",
"943":"RKRNQNBB",
"944":"BBRKRNNQ",
"945":"BRKBRNNQ",
"946":"BRKRNBNQ",
"947":"BRKRNNQB",
"948":"RBBKRNNQ",
"949":"RKBBRNNQ",
"950":"RKBRNBNQ",
"951":"RKBRNNQB",
"952":"RBKRBNNQ",
"953":"RKRBBNNQ",
"954":"RKRNBBNQ",
"955":"RKRNBNQB",
"956":"RBKRNNBQ",
"957":"RKRBNNBQ",
"958":"RKRNNBBQ",
"959":"RKRNNQBB",
};
// Board letters & numbers
var letters = ["a", "b", "c", "d", "e", "f", "g", "h"];
var numbers = [8, 1];
// Mapping to unicode characters ("wk" is easier to type than \u2654)
var pieces = {
"wk" : "\u2654", // white king
"wq" : "\u2655", // white queen, etc..
"wr" : "\u2656",
"wb" : "\u2657",
"wn" : "\u2658",
"wp" : "\u2659",
"bk" : "\u265A",
"bq" : "\u265B",
"br" : "\u265C",
"bb" : "\u265D",
"bn" : "\u265E",
"bp" : "\u265F"
}
// "This is 960 Position {foo}" span
var thisposline = document.getElementById("thisposline");
// Get Random Position Button
var getrandom = document.getElementById("getrandom");
// Get Specific Position Button
var getspecific = document.getElementById("getspecific");
var cleaninputform = false;
function getRandomPosition() {
//console.log("getRandomPosition called");
//console.log(positions);
var positions_keys = Object.keys(positions);
var random_key = positions_keys[Math.floor(Math.random() * positions_keys.length)];