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

Book: ∞ / 0

# move proof disproof
1 Nc6 0
2 Bg7 0
3 Rb8 0
4 e5 0
5 e6 0
6 h5 0
7 f4 0
8 Nb5 0
9 Rc8 0
10 Nc8 0
11 Ra8 0
12 Rd8 0