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 Rg8 0
4 Nb3 0
5 e6 0
6 Bg7 0
7 e5 0
8 h5 0
9 Ba6 0
10 Nc2 0
11 Bb7 0
12 d6 0
13 Rb8 0