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

Book: 24 / 359

# move proof disproof
1 e5 1 24
2 Bb7 1 24
3 g4 105 25
4 c6 26 25
5 Nh6 22 25
6 d6 20 25
7 h5 19 25
8 d5 1 27
9 f5 18 43
10 f6 16 43
11 a5 1 43
12 c5 1 43
13 Nc6 1 43
14 Bg7 1 44
15 e6 1 45
16 Bh6 1 45
17 Nf6 81 46
18 h6 43 46