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

Book: ∞ / 0

# move proof disproof
1 f5 0
2 Ke8 0
3 Kc7 0
4 Kc6 0
5 Qc7 0
6 Qb6 0
7 Qa5 0
8 f6 0
9 Kd6 0
10 Bg7 0
11 e6 0
12 Nc6 0
13 Qe8 0
14 a6 0
15 Bb7 0
16 Ba6 0
17 Nf6 0
18 Bh6 0
19 e5 0
20 Ke6 0
21 Nh6 0
22 Na6 0
23 a5 0
24 c4 0