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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 Nd7 0
3 a6 0
4 Ke5 0
5 Kd7 0
6 Kf6 0
7 c6 0
8 f5 0
9 Nc6 0
10 Kd6 0
11 Na6 0
12 Kd5 0
13 Bd7 0
14 Kf5 0
15 Bb7 0
16 Ba6 0
17 a5 0
18 f6 0