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

Book: ∞ / 0

# move proof disproof
1 Ke6 0
2 Ke8 0
3 Kf6 0
4 d5 0
5 Kg7 0
6 Kf8 0
7 Kg8 0
8 g5 0
9 e5 0
10 Bb7 0
11 a5 0
12 d6 0
13 e6 0
14 Ra7 0
15 Rb8 0