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

Book: ∞ / 0

# move proof disproof
1 Nc2 0
2 Qd8 0
3 Bb7 0
4 g5 0
5 Bg7 0
6 e6 0
7 d6 0
8 e5 0
9 Rb8 0
10 h6 0
11 Ra7 0
12 Nb3 0
13 Qf7 0
14 d5 0
15 h5 0
16 Bh6 0
17 Nf6 0
18 Nh6 0