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

Book: ∞ / 0

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