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

Book: ∞ / 0

# move proof disproof
1 Bh3 0
2 e5 0
3 e6 0
4 Bf5 0
5 Ba6 0
6 Be6 0
7 Nd7 0
8 Na6 0
9 Nc6 0
10 g5 0
11 Bg4 0
12 Kd7 0
13 Ke8 0
14 g6 0
15 a5 0
16 Bd7 0
17 Bb7 0
18 a6 0
19 Kc7 0