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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 Kb6 0
3 Nc6 0
4 Kc6 0
5 Nh6 0
6 g6 0
7 h6 0
8 d6 0
9 g5 0
10 Kc7 0
11 Ka7 0
12 f5 0
13 e5 0
14 Ra7 0
15 e6 0
16 d5 0