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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 Kd8 0
3 Ra7 0
4 e6 0
5 e5 0
6 Nf6 0
7 Nh6 0
8 h6 0
9 h5 0
10 Bg7 0
11 Bh6 0
12 d5 0
13 g5 0
14 d6 0
15 Bb7 0
16 Rb8 0