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 Bb7 0
4 d6 0
5 Nf6 0
6 h5 0
7 Nh6 0
8 g5 0
9 g6 0
10 h6 0
11 e4 0
12 Rb8 0
13 Ne7 0
14 Ba6 0