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

Book: ∞ / 0

# move proof disproof
1 Kd7 0
2 f6 0
3 c6 0
4 a6 0
5 Nd7 0
6 a5 0
7 Ba6 0
8 Kf5 0
9 Rg8 0
10 Bb7 0
11 f5 0
12 Bd7 0
13 Nc6 0
14 Bg7 0
15 Ke5 0
16 Kf6 0
17 Kd6 0
18 Kd5 0
19 Bh6 0
20 Ng5 0
21 Nf6 0
22 Na6 0
23 c5 0