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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 Rh7 0
3 Kd7 0
4 Kd8 0
5 e6 0
6 g4 0
7 f6 0
8 Nf6 0
9 f5 0
10 Bg7 0
11 e5 0