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

Book: ∞ / 0

# move proof disproof
1 c6 0
2 Kg6 0
3 Kf7 0
4 a5 0
5 g5 0
6 Na6 0
7 Nd7 0
8 g6 0
9 a6 0
10 Ke6 0
11 Nc6 0
12 Kf5 0
13 Ke5 0
14 Kg5 0
15 e5 0
16 e6 0
17 Nh6 0