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

Book: ∞ / 0

# move proof disproof
1 Nb6 0
2 h5 0
3 Ne5 0
4 e6 0
5 Bb7 0
6 Ndf6 0
7 Nh6 0
8 Ba6 0
9 Ngf6 0
10 g5 0
11 h6 0
12 a6 0
13 f5 0
14 Kd8 0
15 Rb8 0
16 f6 0
17 a5 0
18 e5 0
19 g6 0
20 Nb8 0