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

Book: ∞ / 0

# move proof disproof
1 h4 0
2 a6 0
3 Rh7 0
4 a5 0
5 Nh6 0
6 Nf6 0
7 Ne7 0
8 Rh6 0
9 Bb7 0
10 Rb8 0
11 Ba6 0
12 d5 0
13 d6 0