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

Book: ∞ / 0

# move proof disproof
1 Qc7 0
2 f6 0
3 f5 0
4 h6 0
5 a6 0
6 a5 0
7 e5 0
8 h5 0
9 d6 0
10 Na6 0
11 Nc6 0
12 Nf6 0
13 d5 0
14 Bg7 0
15 Ba6 0
16 e6 0
17 Nh6 0
18 Bh6 0
19 Bb7 0