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 Nh6 0
4 Ne7 0
5 Ra7 0
6 d5 0
7 Nf6 0
8 d6 0
9 g4 0
10 e5 0
11 Bb7 0
12 Rb8 0