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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 Rg8 0
3 Bb7 0
4 d5 0
5 Kg6 0
6 g6 0
7 g5 0
8 Ke6 0
9 e6 0
10 e5 0
11 Kf6 0
12 Rb8 0
13 d6 0
14 h5 0
15 h6 0
16 Kg8 0
17 Ke8 0