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

Book: ∞ / 0

# move proof disproof
1 Kc7 0
2 Kd6 0
3 Ra7 0
4 Nc6 0
5 Kd8 0
6 Ke8 0
7 a5 0
8 Kc6 0
9 g5 0
10 Ke6 0
11 f6 0
12 Bh6 0
13 Bg7 0
14 f5 0
15 e6 0
16 e5 0
17 Bb7 0
18 Nf6 0
19 Nh6 0