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

Book: ∞ / 0

# move proof disproof
1 b3 0
2 f6 0
3 Kd8 0
4 Rg8 0
5 Nb8 0
6 Nc7 0
7 Bh6 0
8 d6 0
9 Bg7 0
10 Nc5 0
11 d5 0
12 b5 0
13 b6 0
14 h5 0
15 Ke6 0
16 f5 0
17 Kf6 0
18 Ke8 0
19 Rb8 0
20 h6 0
21 Kd6 0