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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 f6 0
3 b5 0
4 Kc7 0
5 Ra8 0
6 b6 0
7 f5 0
8 Nf6 0
9 d6 0
10 h6 0
11 Nb4 0
12 Nc5 0
13 h5 0
14 Nc7 0
15 Ne7 0
16 Ke8 0
17 Ke7 0
18 Nh6 0