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

Book: ∞ / 0

# move proof disproof
1 b3 0
2 Nf5 0
3 Ng4 0
4 g5 0
5 e5 0
6 e6 0
7 f6 0
8 Ng8 0
9 g6 0
10 d6 0
11 Nb8 0
12 Nc7 0
13 f5 0
14 Nc5 0
15 Rb8 0
16 Rh8 0
17 Kd8 0
18 b5 0
19 b6 0
20 d5 0