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

Book: ∞ / 0

# move proof disproof
1 c6 0
2 c5 0
3 Ke6 0
4 f4 0
5 h6 0
6 h5 0
7 Nc6 0
8 Kc6 0
9 Kd8 0
10 Ba6 0
11 e4 0
12 Ke7 0
13 Na6 0
14 Kd6 0
15 Bb7 0
16 Ke8 0
17 a6 0
18 a5 0