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

Book: ∞ / 0

# move proof disproof
1 Rc8 0
2 Bf8 0
3 a6 0
4 b6 0
5 Rb8 0
6 b5 0
7 Re8 0
8 Ne7 0
9 Nf6 0
10 d5 0
11 Ke6 0
12 a5 0
13 g4 0
14 Kf8 0
15 Ke8 0
16 Kg7 0
17 Ke7 0
18 Kg6 0
19 Kf6 0
20 Rf8 0
21 Rd8 0
22 Bg7 0