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

Book: ∞ / 0

# move proof disproof
1 Ke8 0
2 g5 0
3 Ke6 0
4 Kc6 0
5 Kc8 0
6 e4 0
7 h5 0
8 a5 0
9 h6 0
10 Rc8 0
11 Kd6 0
12 Bh6 0
13 c5 0
14 e6 0
15 c6 0
16 Nh6 0
17 Nf6 0
18 a6 0
19 Qc8 0
20 Qe8 0
21 Qb8 0
22 Rb8 0
23 Bg7 0