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

Book: ∞ / 0

# move proof disproof
1 Nb6 0
2 Ndf6 0
3 Nf8 0
4 Ngf6 0
5 f5 0
6 Nb8 0
7 e4 0
8 Nh6 0
9 h5 0
10 a5 0
11 g5 0
12 Bb7 0
13 Ba6 0
14 Ne7 0
15 h6 0
16 f6 0
17 a6 0
18 g6 0
19 Rb8 0