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

Book: ∞ / 0

# move proof disproof
1 f5 0
2 Nc6 0
3 Bb7 0
4 Ra7 0
5 d6 0
6 Nh6 0
7 g5 0
8 g6 0
9 Kf7 0
10 e5 0
11 e6 0
12 d5 0
13 Kd8 0