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

Book: 53 / 176

# move proof disproof
1 Ng8 21 53
2 Ng4 46 55
3 Rg8 22 55
4 g5 1 55
5 Ba6 1 55
6 Nf7 24 56
7 Nf5 6 56
8 Ke6 1 56
9 Ke8 1 56
10 f5 1 56
11 Na6 1 56
12 Kd6 1 56
13 c5 1 56
14 Kc6 1 57
15 a5 1 57
16 Nc6 1 57
17 e5 1 58
18 e6 1 58
19 g6 1 72
20 Qe8 1 72
21 c6 22 73
22 a6 19 73
23 Bb7 1 75