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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 h4 0
3 Bd7 0
4 g6 0
5 Ba6 0
6 Bb7 0
7 Kh6 0
8 Nf6 0
9 Nh6 0
10 Kg6 0
11 Rb8 0
12 e5 0
13 g5 0