diff --git a/switch_inconsistency_input.txt b/switch_inconsistency_input.txt
new file mode 100644
index 0000000..d068f34
--- /dev/null
+++ b/switch_inconsistency_input.txt
@@ -0,0 +1,72 @@
+add switch (0,0) -> (5,0),(0,5)
+add switch (10,0) -> (5,0),(10,5)
+set switch 1 position (0,5)
+set switch 2 position (10,5)
+create train-set a 1 1 true true
+add train 1 a-1
+put train 1 at (5,0) in direction 0,1
+put train 1 at (5,0) in direction 0,-1
+put train 1 at (5,0) in direction 1,0
+put train 1 at (5,0) in direction -1,0
+create train-set a 3 3 true true
+add train 2 a-3
+put train 2 at (5,0) in direction 0,1
+put train 2 at (5,0) in direction 0,-1
+put train 2 at (5,0) in direction 1,0
+put train 2 at (5,0) in direction -1,0
+create train-set a 5 5 true true
+add train 3 a-5
+put train 3 at (5,0) in direction 0,1
+put train 3 at (5,0) in direction 0,-1
+put train 3 at (5,0) in direction 1,0
+put train 3 at (5,0) in direction -1,0
+create train-set a 8 8 true true
+add train 4 a-8
+put train 4 at (5,0) in direction 0,1
+put train 4 at (5,0) in direction 0,-1
+put train 4 at (5,0) in direction 1,0
+put train 4 at (5,0) in direction -1,0
+create train-set a 10 10 true true
+add train 5 a-10
+put train 5 at (5,0) in direction 0,1
+put train 5 at (5,0) in direction 0,-1
+put train 5 at (5,0) in direction 1,0
+put train 5 at (5,0) in direction -1,0
+create train-set a 12 12 true true
+add train 6 a-12
+put train 6 at (5,0) in direction 0,1
+put train 6 at (5,0) in direction 0,-1
+put train 6 at (5,0) in direction 1,0
+put train 6 at (5,0) in direction -1,0
+step 2000
+add track (-5,0) -> (0,0)
+put train 2 at (-5,0) in direction -1,0
+step 420
+put train 2 at (-5,0) in direction 0,1
+step 420
+put train 2 at (-5,0) in direction 0,-1
+step 420
+put train 2 at (-5,0) in direction 1,0
+step 420
+add switch (-10,0) -> (-5,0),(-10,5)
+set switch 4 position (-10,5)
+put train 2 at (-5,0) in direction -1,0
+step 420
+put train 2 at (-5,0) in direction 0,1
+step 420
+put train 2 at (-5,0) in direction 0,-1
+step 420
+put train 2 at (-5,0) in direction 1,0
+step 420
+delete track 4
+add switch (-5,5) -> (-5,0),(-10,5)
+set switch 4 position (-10,5)
+put train 2 at (-5,0) in direction -1,0
+step 420
+put train 2 at (-5,0) in direction 0,1
+step 420
+put train 2 at (-5,0) in direction 0,-1
+step 420
+put train 2 at (-5,0) in direction 1,0
+step 420
+exit
diff --git a/switch_inconsistency_output.txt b/switch_inconsistency_output.txt
new file mode 100644
index 0000000..f6b0f6b
--- /dev/null
+++ b/switch_inconsistency_output.txt
@@ -0,0 +1,71 @@
+1
+2
+OK
+OK
+a-1
+train-set a-1 added to train 1
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+a-3
+train-set a-3 added to train 2
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+a-5
+train-set a-5 added to train 3
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+a-8
+train-set a-8 added to train 4
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+a-10
+train-set a-10 added to train 5
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+a-12
+train-set a-12 added to train 6
+Error, could not place train
+Error, could not place train
+Error, could not place train
+Error, could not place train
+OK
+3
+OK
+Crash of train 2
+Error, could not place train
+OK
+Error, could not place train
+OK
+Error, could not place train
+OK
+4
+OK
+OK
+Crash of train 2
+Error, could not place train
+OK
+Error, could not place train
+OK
+Error, could not place train
+OK
+OK
+4
+OK
+OK
+Crash of train 2
+OK
+Crash of train 2
+Error, could not place train
+OK
+Error, could not place train
+OK