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

Book: ∞ / 0

# move proof disproof
1 Kc7 0
2 h6 0
3 Ba6 0
4 d5 0
5 g6 0
6 Ke8 0
7 Ke7 0
8 Bb7 0
9 Ne7 0
10 a6 0
11 h5 0
12 Rb8 0
13 d6 0
14 Nf6 0
15 g5 0
16 Nh6 0