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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 Ke7 0
3 Kf7 0
4 Ke8 0
5 Bb7 0
6 Nf6 0
7 g5 0
8 e5 0
9 Ba6 0
10 h6 0
11 g6 0
12 d6 0
13 Nh6 0
14 Ne7 0
15 a6 0
16 Rb8 0
17 d5 0