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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 f5 0
3 a5 0
4 d5 0
5 g6 0
6 e6 0
7 Nf6 0
8 Nc6 0
9 b6 0
10 f6 0
11 Ra7 0
12 Kd8 0
13 e5 0
14 d6 0
15 Nh6 0