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

Book: ∞ / 0

# move proof disproof
1 Ke8 0
2 Kd8 0
3 Kc7 0
4 Kd6 0
5 Ra7 0
6 h6 0
7 g6 0
8 Kc6 0
9 e5 0
10 g5 0
11 Nh6 0
12 Nf6 0
13 h5 0
14 Bb7 0
15 Rb8 0