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

Book: ∞ / 0

# move proof disproof
1 f6 0
2 e4 0
3 Nh6 0
4 Ba6 0
5 f5 0
6 a5 0
7 Bb7 0
8 c5 0
9 Ke6 0
10 Bf6 0
11 Ne7 0
12 h6 0
13 c6 0
14 a6 0
15 h5 0
16 Bh6 0
17 Nf6 0
18 Nc6 0
19 Na6 0
20 Bf8 0
21 Kc6 0
22 Kd6 0
23 Ke7 0
24 Kd8 0
25 Ke8 0