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

Book: ∞ / 0

# move proof disproof
1 Nf6 0
2 Kf7 0
3 Kh5 0
4 h5 0
5 Nh6 0
6 e6 0
7 a5 0
8 d5 0
9 d6 0
10 Kf6 0
11 Bg7 0
12 Rb8 0
13 Bb7 0
14 Kh6 0
15 Ra7 0
16 Kg7 0
17 Bh6 0
18 h6 0
19 Kf5 0