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

Book: ∞ / 0

# move proof disproof
1 d6 0
2 Qf7 0
3 h5 0
4 Ra7 0
5 e5 0
6 e6 0
7 Nh6 0
8 h6 0
9 a5 0
10 Rb8 0
11 d5 0
12 g5 0
13 g6 0
14 Nf6 0
15 Bb7 0
16 Qd8 0
17 Qh5 0
18 Qg6 0