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

Book: ∞ / 0

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