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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 g5 0
3 b6 0
4 Kd8 0
5 Kf7 0
6 g6 0
7 f5 0
8 Nc6 0
9 d6 0
10 d5 0
11 a6 0
12 Nh6 0
13 Na6 0
14 a5 0
15 e5 0
16 e6 0
17 h5 0