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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 d5 0
3 g5 0
4 Kh6 0
5 Kg8 0
6 Kf6 0
7 Ra7 0
8 Kf7 0
9 Kh8 0
10 Kh7 0
11 d6 0
12 Bb7 0
13 e6 0
14 e5 0