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

Book: ∞ / 0

# move proof disproof
1 Ba6 0
2 Rb8 0
3 a5 0
4 Nb6 0
5 Ne5 0
6 h5 0
7 Ndf6 0
8 Ngf6 0
9 Nh6 0
10 f5 0
11 e5 0
12 Bh6 0
13 e6 0
14 g5 0
15 h6 0
16 a6 0
17 Bb7 0
18 Bg7 0
19 Nb8 0
20 f6 0