Click on the third or sixth rank to set the en passant target square.

Book: ∞ / 0

# move proof disproof
1 Rc8 0
2 Nb5 0
3 f6 0
4 Rb8 0
5 e5 0
6 e6 0
7 Ra8 0
8 h5 0
9 Rd8 0
10 Nc8 0
11 Bg7 0
12 Nc6 0