reversible-choice-node.txt

#This feeds into a pair of wires, one on each side, included in the diagram.

#wire out on left
3   1   w
2   2   b
1   4   b
1   5   w

#edges
2   5   b
1   7   b
2   6   w   #critical

#"walls"
3   5   w
4   5   w
5   5   w
6   5   w
7   5   w
4   4   b
5   4   b
6   4   b
7   4   b
2   7   w
3   7   w
4   7   w
5   7   w
6   7   w
2   8   b
3   8   b
4   8   b
5   8   b

#decider, currently to the left
3   6   b
4   6   b
5   6   b

#other edge
7   6   w   #critical
7   7   b
8   5   b

#wire out on right
9   5   w
10  4   b
11  2   b
11  1   w