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

Book: ∞ / 0

# move proof disproof
1 Kf6 0
2 e5 0
3 h5 0
4 Bb7 0
5 Ne7 0
6 Ke7 0
7 Ra7 0
8 Kg6 0
9 d5 0
10 Nf6 0
11 Rb8 0
12 Kg7 0
13 Ke8 0
14 Kf8 0
15 d6 0