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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 d5 0
3 h6 0
4 e6 0
5 d6 0
6 e5 0
7 Ke5 0
8 Rg8 0
9 Kg7 0
10 Bh6 0
11 g4 0
12 Kf7 0
13 Ke6 0
14 Bg7 0
15 Bb7 0
16 Ra7 0
17 h5 0
18 Kg6 0
19 Kf5 0
20 a5 0