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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 e6 0
3 e5 0
4 a6 0
5 Nf6 0
6 d5 0
7 d6 0
8 a5 0
9 h6 0
10 Bb7 0
11 Ba6 0
12 g5 0
13 g6 0
14 Nh6 0
15 Rb8 0