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

Book: ∞ / 0

# move proof disproof
1 Bh3 0
2 e5 0
3 Bh6 0
4 a5 0
5 e6 0
6 Bg4 0
7 Bc8 0
8 h5 0
9 g4 0
10 Be6 0
11 Na6 0
12 Bg7 0
13 Nc6 0
14 Nf6 0
15 Bc6 0
16 Nh6 0
17 Bb5 0
18 a6 0
19 Be8 0
20 Bf5 0
21 Ba4 0
22 c6 0
23 h6 0