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

Book: ∞ / 0

# move proof disproof
1 Nc2 0
2 Nh6 0
3 Bb7 0
4 Nf6 0
5 h6 0
6 Ba6 0
7 Rb8 0
8 d6 0
9 Ne7 0
10 g6 0
11 Nb3 0
12 d5 0
13 a6 0
14 h5 0
15 a5 0