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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 d5 0
3 Bg7 0
4 Nf6 0
5 h6 0
6 d6 0
7 e5 0
8 g4 0
9 Ba6 0
10 Bh6 0
11 Bb7 0
12 e6 0
13 Nh6 0
14 h5 0
15 Rb8 0