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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Ba6 0
3 Rh7 0
4 Kf6 0
5 Kf7 0
6 Kh7 0
7 e5 0
8 Kh5 0
9 Bd7 0
10 Kg5 0
11 Kf5 0
12 a5 0
13 Bb7 0
14 Nf6 0
15 h5 0
16 Rb8 0