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

Book: ∞ / 0

# move proof disproof
1 Kc6 0
2 a5 0
3 e6 0
4 Bg7 0
5 Na6 0
6 Bh6 0
7 Nh6 0
8 Ke6 0
9 Nc6 0
10 f5 0
11 e5 0
12 Kd6 0
13 Nf6 0
14 c6 0
15 Kc8 0
16 Kd8 0
17 Ke8 0
18 a6 0
19 f6 0