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

Book: ∞ / 0

# move proof disproof
1 c6 0
2 Bg7 0
3 Kd6 0
4 h5 0
5 Ke6 0
6 Kc8 0
7 Kd8 0
8 Ke8 0
9 Kc6 0
10 a6 0
11 e6 0
12 a5 0
13 Nc6 0
14 e5 0
15 Na6 0
16 f5 0