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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 Bh6 0
3 Nc6 0
4 c5 0
5 a6 0
6 c6 0
7 Na6 0
8 Ne7 0
9 Nh6 0
10 a5 0
11 Bb7 0
12 Ba6 0
13 Kd6 0
14 Ke6 0
15 Bf8 0
16 h5 0
17 Kc6 0
18 Ke7 0
19 Kd8 0
20 Ke8 0
21 f5 0