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

Book: ∞ / 0

# move proof disproof
1 f5 0
2 Bb7 0
3 Ba6 0
4 a6 0
5 c6 0
6 f6 0
7 a5 0
8 Na6 0
9 Kc6 0
10 Kd6 0
11 Ke6 0
12 Ke7 0
13 Kd8 0
14 Ke8 0
15 Nc6 0
16 c5 0