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

Book: ∞ / 0

# move proof disproof
1 Kf6 0
2 a5 0
3 Kh5 0
4 Kf5 0
5 Kg5 0
6 h6 0
7 Ra7 0
8 Kh6 0
9 Kf7 0
10 h5 0
11 Nh6 0
12 Nf6 0
13 e5 0
14 Bd7 0
15 Rb8 0
16 Bb7 0