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

Book: ∞ / 0

# move proof disproof
1 Kb7 0
2 Kb8 0
3 Kd8 0
4 c5 0
5 Bg7 0
6 a6 0
7 Kd7 0
8 Kc7 0
9 a5 0
10 f6 0
11 f5 0
12 Nf6 0
13 Bh6 0
14 Rb8 0
15 Nh6 0
16 e6 0