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

Book: 24 / 427

# move proof disproof
1 Nd4 1 24
2 Ng1 1 24
3 Nbc3 30 28
4 a4 27 28
5 Rg1 26 28
6 c5 26 28
7 Qb3 1 28
8 g4 37 29
9 Qa4 2 29
10 e4 1 44
11 Nec3 1 45
12 Ng3 1 45
13 Nf4 1 45
14 h4 28 47
15 Kf1 28 47
16 Rf1 26 47
17 f4 26 47
18 Qc2 1 47
19 d3 30 48
20 Na3 27 48
21 b3 26 48
22 a3 26 48
23 g3 25 48
24 b4 1 48
25 d4 1 48
26 h3 1 66
27 f3 26 88