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

Book: ∞ / 0

# move proof disproof
1 g4 0
2 h5 0
3 Ke6 0
4 Bb7 0
5 Rh7 0
6 Ra7 0
7 Rb8 0
8 Nf6 0
9 Kf6 0
10 Bg7 0
11 Ke8 0
12 Kg7 0
13 Kg6 0
14 e6 0
15 d6 0
16 d5 0
17 a5 0