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

Book: ∞ / 0

# move proof disproof
1 Nc2 0
2 d5 0
3 d6 0
4 Ba6 0
5 Nf6 0
6 a6 0
7 g6 0
8 Ne7 0
9 Ke7 0
10 Ke8 0
11 Kf8 0
12 Ke6 0
13 g5 0
14 Nh6 0
15 Kg6 0
16 Kf6 0
17 Rb8 0
18 Bb7 0
19 Nb3 0
20 h6 0
21 h5 0