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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 h5 0
3 a6 0
4 a5 0
5 Bh6 0
6 e6 0
7 g5 0
8 e5 0
9 d5 0
10 Na6 0
11 Nc6 0
12 f5 0
13 d6 0
14 Nh6 0
15 Bg7 0