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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 e6 0
3 Bh6 0
4 Ke6 0
5 c5 0
6 Rg8 0
7 e5 0
8 Ke8 0
9 Kd8 0
10 Kc7 0
11 Kd6 0
12 Bb7 0
13 h6 0
14 h5 0
15 Bg7 0