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 a6 0
4 Ba6 0
5 d5 0
6 Ke7 0
7 e5 0
8 Ne7 0
9 Kf7 0
10 Nf6 0
11 h5 0
12 d6 0
13 h6 0
14 Nh6 0
15 g5 0
16 Bb7 0
17 Rb8 0