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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 Nc6 0
3 a5 0
4 a6 0
5 e6 0
6 d6 0
7 e5 0
8 Na6 0
9 Kd8 0
10 h5 0
11 Kf7 0
12 Rh7 0
13 d5 0
14 f5 0
15 g6 0