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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 g3 0
3 Ba6 0
4 Rb8 0
5 e5 0
6 Kg7 0
7 d6 0
8 Ke6 0
9 Bg7 0
10 Nf6 0
11 Kf6 0
12 Ke8 0
13 d5 0
14 Bb7 0
15 Bh6 0
16 Kg6 0
17 e6 0
18 Nh6 0