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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 h5 0
3 c5 0
4 f5 0
5 h6 0
6 e6 0
7 e5 0
8 Nh6 0
9 Nc6 0
10 g6 0
11 c6 0
12 Nd7 0
13 Kd7 0
14 Kf7 0
15 Kd8 0
16 g5 0