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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 Bh6 0
3 Bg7 0
4 Rg8 0
5 e6 0
6 e5 0
7 g4 0
8 Ke6 0
9 f6 0
10 Ra7 0
11 f5 0
12 Kd8 0
13 Kc7 0
14 Kd6 0
15 Qd8 0
16 Bb7 0
17 Nf6 0