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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 Ke8 0
3 Kf8 0
4 Ke7 0
5 Kg8 0
6 Rd8 0
7 Rf8 0
8 Rg8 0
9 Kg6 0
10 h6 0
11 g6 0
12 Kf6 0
13 Rb8 0
14 d6 0
15 Ke6 0
16 Re8 0
17 d5 0
18 Ba6 0
19 Bb7 0
20 g5 0
21 a6 0