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

Book: 51 / 216

# move proof disproof
1 Ng8 23 51
2 Kd6 8 51
3 Ke6 6 51
4 Ke8 4 51
5 c5 2 51
6 Qe8 26 52
7 Kc6 2 52
8 Ba6 2 52
9 Nc6 1 52
10 Ng4 26 53
11 Nf5 10 53
12 Bb7 4 61
13 f5 12 62
14 Rg8 2 63
15 Na6 3 65
16 e6 4 69
17 e5 3 69
18 a5 3 69
19 g6 1 70
20 g5 1 70
21 Nf7 26 71
22 a6 21 71
23 c6 26 595