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

Book: ∞ / 0

# move proof disproof
1 d6 0
2 Nh6 0
3 d5 0
4 e5 0
5 Bg7 0
6 Bb7 0
7 Qd8 0
8 h5 0
9 h6 0
10 Bh6 0
11 Nf6 0
12 Ra7 0
13 Kg7 0
14 e6 0
15 g5 0
16 Ke6 0
17 a5 0
18 Kf6 0
19 Rb8 0