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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 Kg7 0
3 g5 0
4 e5 0
5 Kf6 0
6 Ke6 0
7 e6 0
8 Ke8 0
9 h5 0
10 a6 0
11 a5 0
12 Nf6 0
13 Nh6 0
14 Ba6 0
15 Bb7 0
16 Bh6 0
17 Rb8 0
18 Bg7 0
19 d5 0
20 d6 0