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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 g6 0
3 e5 0
4 a5 0
5 c5 0
6 e6 0
7 Kf7 0
8 h5 0
9 h6 0
10 Nc6 0
11 Nd7 0
12 Kd7 0
13 f5 0
14 Kd8 0
15 c6 0
16 Nh6 0