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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 Kc7 0
3 b5 0
4 d6 0
5 Bh6 0
6 h6 0
7 f6 0
8 f5 0
9 g4 0
10 Nc6 0
11 Na6 0
12 h5 0
13 e5 0
14 a6 0
15 Bg7 0
16 b6 0
17 Nf6 0
18 e6 0
19 Nh6 0
20 Ke8 0