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

Book: ∞ / 0

# move proof disproof
1 Bb7 0
2 a5 0
3 Rh8 0
4 Kf6 0
5 Ba6 0
6 Kf7 0
7 e5 0
8 Bd7 0
9 Kh5 0
10 Kg5 0
11 Kf5 0
12 a6 0
13 h5 0
14 Nf6 0
15 Rb8 0