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

Book: ∞ / 0

# move proof disproof
1 Ke5 0
2 Kd5 0
3 Kf5 0
4 Nh6 0
5 h5 0
6 d6 0
7 d5 0
8 Bb7 0
9 Rb8 0
10 Nf6 0
11 Kf7 0
12 Bh6 0
13 a6 0
14 h6 0
15 Kf6 0
16 Kd6 0
17 Ba6 0
18 Bg7 0