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

Book: 51 / 213

# move proof disproof
1 Ng8 21 51
2 Bb7 1 51
3 Nf5 1 51
4 Rg8 1 51
5 Qe8 1 51
6 Kd6 2 52
7 Kc6 1 53
8 Ke6 1 53
9 Ke8 1 53
10 a5 1 53
11 c5 1 53
12 Na6 1 53
13 Nc6 1 53
14 g4 21 55
15 e5 1 55
16 e6 1 55
17 Ba6 1 56
18 Ng4 67 57
19 Nf7 23 74
20 g6 22 78
21 c6 23 80
22 a6 20 81