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

Book: ∞ / 0

# move proof disproof
1 Nb6 0
2 Rb8 0
3 Ne5 0
4 Nb8 0
5 a5 0
6 Ba6 0
7 Ngf6 0
8 f5 0
9 e6 0
10 Ndf6 0
11 g5 0
12 e5 0
13 a6 0
14 Kd8 0
15 g6 0
16 f6 0
17 Nh6 0
18 Bb7 0