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

Book: ∞ / 0

# move proof disproof
1 Bh3 0
2 b6 0
3 Bg4 0
4 Kc7 0
5 Ra8 0
6 Be6 0
7 Bd7 0
8 e6 0
9 Nh6 0
10 Kd7 0
11 Ke8 0
12 g6 0
13 f6 0
14 h6 0
15 h5 0
16 f5 0
17 a6 0
18 b5 0
19 Bf5 0
20 g5 0
21 e5 0
22 Nf6 0