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

Book: ∞ / 0

# move proof disproof
1 Bh6 0
2 a6 0
3 f5 0
4 f6 0
5 Bg7 0
6 Ba6 0
7 Ke6 0
8 e6 0
9 Rb8 0
10 c5 0
11 Bb7 0
12 a5 0
13 Nh6 0
14 Kc7 0
15 Kd8 0
16 Ke8 0
17 Nf6 0
18 Kd6 0