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

Book: ∞ / 0

# move proof disproof
1 Kd7 0
2 Nd7 0
3 f6 0
4 Kd5 0
5 f5 0
6 Na6 0
7 c6 0
8 a5 0
9 Kf5 0
10 Nc6 0
11 a6 0
12 Bb7 0
13 e4 0
14 Kd6 0
15 Kf6 0
16 Ke7 0
17 Bd7 0
18 Ba6 0
19 c5 0