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

Book: ∞ / 0

# move proof disproof
1 Kc7 0
2 Kc8 0
3 Ke8 0
4 Kd7 0
5 Ng8 0
6 a6 0
7 c5 0
8 Rc8 0
9 Rb8 0
10 f6 0
11 f5 0
12 Nf5 0
13 Ng4 0
14 e6 0
15 Bg7 0
16 a5 0