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

Book: ∞ / 0

# move proof disproof
1 f6 0
2 g6 0
3 g5 0
4 Nf6 0
5 f5 0
6 h5 0
7 a5 0
8 a6 0
9 Kd8 0
10 Rh7 0
11 d6 0
12 e6 0
13 e5 0
14 d5 0
15 Nc6 0
16 Na6 0