diff --git a/.gitignore b/.gitignore
index 0ca42ba..f51196e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 # Custom for this particular project
 images/
 instances/
+original_images/
 *.DS_Store
 
 # Byte-compiled / optimized / DLL files
diff --git a/topologies/10n-42m-SmallNet.txt b/topologies/10n-44m-SmallNet.txt
similarity index 90%
rename from topologies/10n-42m-SmallNet.txt
rename to topologies/10n-44m-SmallNet.txt
index 12c9162..c8ee7cb 100644
--- a/topologies/10n-42m-SmallNet.txt
+++ b/topologies/10n-44m-SmallNet.txt
@@ -2,7 +2,7 @@
 # Format:
 #   First line: |N|  |E|
 #   Other lines: <node node>
-10  21
+10  22
 0 1
 0 2
 0 4
@@ -22,5 +22,6 @@
 5 9
 6 7
 6 8
-7 7
-7 9
\ No newline at end of file
+7 8
+7 9
+8 9
\ No newline at end of file
diff --git a/topologies/19n-70m-EON19.txt b/topologies/19n-76m-EON19.txt
similarity index 93%
rename from topologies/19n-70m-EON19.txt
rename to topologies/19n-76m-EON19.txt
index d82231b..78d04d2 100644
--- a/topologies/19n-70m-EON19.txt
+++ b/topologies/19n-76m-EON19.txt
@@ -2,11 +2,13 @@
 # Format:
 #   First line: |N|  |E|
 #   Other lines: <node node>
-19  35
+19  38
 0 1
 0 2
+0 5
 1 2
 1 3
+1 6
 2 7
 3 6
 4 5
@@ -15,6 +17,7 @@
 5 7
 5 9
 5 12
+5 14
 6 7
 6 8
 6 11
diff --git a/topologies/21n-70m-SpanishTelefonica.txt b/topologies/21n-70m-SpanishTelefonica.txt
index 606354c..7a1292f 100644
--- a/topologies/21n-70m-SpanishTelefonica.txt
+++ b/topologies/21n-70m-SpanishTelefonica.txt
@@ -4,6 +4,7 @@
 #   Other lines: <node node>
 21  35
 0 1
+0 2
 1 2
 1 3
 2 4
@@ -27,7 +28,6 @@
 11  12
 11  18
 11  19
-11  20
 12  13
 12  17
 13  14
diff --git a/topologies/28n-68m-EON.txt b/topologies/28n-68m-EON.txt
index c2987a5..880c09a 100644
--- a/topologies/28n-68m-EON.txt
+++ b/topologies/28n-68m-EON.txt
@@ -33,7 +33,7 @@
 18  19  1214
 19  20  818
 20  21  474
-21  23  1214
+21  22  1214
 23  24  758
 24  25  831
 26  27  467
\ No newline at end of file