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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 h6 0
3 Rd8 0
4 Re8 0
5 Rg8 0
6 Ke7 0
7 Kf6 0
8 Kd6 0
9 g6 0
10 d6 0
11 d5 0
12 Ba6 0
13 Ke5 0
14 Kd5 0
15 Rf8 0
16 h5 0
17 a6 0
18 g5 0
19 Kf5 0
20 Rb8 0
21 Bb7 0