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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 a6 0
3 Ba6 0
4 Be6 0
5 c5 0
6 Nh6 0
7 Bd7 0
8 Bf5 0
9 h6 0
10 e5 0
11 c6 0
12 Bb7 0
13 e6 0
14 Bh6 0
15 a5 0
16 Nf6 0
17 Na6 0
18 Nd7 0
19 Bg7 0
20 Nc6 0