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

Book: ∞ / 0

# move proof disproof
1 b3 0
2 Nc5 0
3 Bh6 0
4 Kd8 0
5 Kd6 0
6 f6 0
7 Nh6 0
8 f5 0
9 Nf6 0
10 Nc7 0
11 Nb8 0
12 Ke6 0
13 d5 0
14 b5 0
15 b6 0
16 Rb8 0
17 Kf6 0
18 Ke8 0
19 Bg7 0
20 h5 0
21 h6 0
22 d6 0