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

Book: ∞ / 0

# move proof disproof
1 Ke5 0
2 Kd5 0
3 Bb7 0
4 Nc6 0
5 Kd6 0
6 Kf7 0
7 b4 0
8 Bd7 0
9 Kd7 0
10 Bg7 0
11 Bh6 0
12 Ra7 0
13 Kf5 0
14 h5 0
15 Kf6 0
16 Nd7 0
17 Rg8 0
18 h6 0