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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 Kg7 0
3 e5 0
4 e6 0
5 Nf6 0
6 Kg6 0
7 d6 0
8 Bg7 0
9 Ke6 0
10 Kf6 0
11 a5 0
12 a6 0
13 b6 0
14 Rb8 0
15 Bh6 0
16 b4 0
17 Nh6 0
18 Ke8 0