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

Book: ∞ / 0

# move proof disproof
1 Bd7 0
2 d5 0
3 Ra7 0
4 h5 0
5 Kd7 0
6 Bh6 0
7 Kf7 0
8 Kf6 0
9 h6 0
10 Bg7 0
11 Rb8 0
12 Kf5 0
13 Ke5 0
14 Nf6 0
15 Kd5 0
16 Nh6 0
17 Bb7 0