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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 Kd6 0
3 Ra7 0
4 Rg8 0
5 g6 0
6 d6 0
7 d5 0
8 Bb7 0
9 Ke5 0
10 Kd5 0
11 a5 0
12 h5 0
13 Rb8 0
14 Kf5 0
15 Kf6 0
16 h6 0
17 g5 0