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

Book: ∞ / 0

# move proof disproof
1 f6 0
2 Nh6 0
3 Kd7 0
4 g6 0
5 c6 0
6 Nf6 0
7 a5 0
8 g5 0
9 Nc6 0
10 f5 0
11 Na6 0
12 Nd7 0
13 a6 0
14 e6 0
15 e5 0
16 Kc8 0
17 Ke8 0