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

Book: ∞ / 0

# move proof disproof
1 b5 0
2 g5 0
3 f6 0
4 Kd8 0
5 Na6 0
6 d6 0
7 b6 0
8 h5 0
9 e5 0
10 d5 0
11 h6 0
12 g6 0
13 Nf6 0
14 Nh6 0
15 f5 0
16 e6 0
17 Nc6 0
18 a6 0