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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Rg8 0
3 h6 0
4 Nc2 0
5 Bb7 0
6 d5 0
7 Ba6 0
8 e5 0
9 g6 0
10 g5 0
11 e6 0
12 Nb3 0
13 Rb8 0
14 h5 0
15 d6 0