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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 g5 0
3 Nd7 0
4 h6 0
5 h5 0
6 Kd8 0
7 Kf7 0
8 Rh8 0
9 g6 0
10 e5 0
11 Kd7 0
12 Nc6 0