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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 Ra6 0
3 Ne7 0
4 Ba6 0
5 d6 0
6 Nh6 0
7 h6 0
8 Rb8 0
9 Ke6 0
10 Nf6 0
11 h5 0
12 g5 0
13 Kg6 0
14 Kf6 0
15 Bb7 0
16 d5 0
17 g6 0
18 Ke7 0
19 Ke8 0
20 Kf8 0