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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 e5 0
3 e6 0
4 f5 0
5 f6 0
6 Nf6 0
7 a5 0
8 Na6 0
9 Nd7 0
10 g6 0
11 Nh6 0
12 Kd8 0
13 Kd7 0
14 a6 0