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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 g6 0
3 g5 0
4 d6 0
5 e6 0
6 e5 0
7 h6 0
8 Ra7 0
9 a5 0
10 Bb7 0
11 Rb8 0
12 h5 0
13 Nf6 0
14 Nh6 0