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

Book: ∞ / 0

# move proof disproof
1 Kf6 0
2 Kf7 0
3 h5 0
4 Bd7 0
5 Bb7 0
6 Kh5 0
7 Kh7 0
8 Kf5 0
9 Kg5 0
10 Nf6 0
11 Ra7 0
12 Rh7 0
13 e5 0
14 a5 0
15 Rb8 0