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

Book: ∞ / 0

# move proof disproof
1 Ke5 0
2 b5 0
3 a6 0
4 Nh6 0
5 Nf6 0
6 b6 0
7 Ke6 0
8 g6 0
9 e6 0
10 Kc5 0
11 Kc6 0
12 f5 0
13 g5 0
14 Kd5 0
15 Nc6 0
16 e5 0
17 h5 0
18 f6 0
19 Na6 0
20 Kc7 0
21 h6 0