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

Book: ∞ / 0

# move proof disproof
1 Kf8 0
2 Kd8 0
3 Kf7 0
4 Ke7 0
5 h5 0
6 d5 0
7 h6 0
8 Nh6 0
9 Nf6 0
10 g6 0
11 d6 0
12 Ne7 0
13 Ba6 0
14 g5 0
15 e5 0
16 Bb7 0
17 Rb8 0
18 a6 0