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

Book: ∞ / 0

# move proof disproof
1 Ke8 0
2 Kd8 0
3 Kc7 0
4 Ke6 0
5 Bb7 0
6 f6 0
7 f5 0
8 Ng4 0
9 Bg7 0
10 Nf5 0
11 c5 0
12 Ng8 0
13 a5 0
14 Rb8 0
15 a6 0
16 Kd6 0
17 e6 0
18 Ba6 0