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

Book: 34 / 289

# move proof disproof
1 Ng4 186 34
2 Nf5 1 34
3 Ke8 1 36
4 Ke6 1 36
5 Kc6 1 36
6 g4 40 45
7 a6 1 47
8 c6 1 47
9 g6 1 47
10 Rg8 1 47
11 Qe8 1 47
12 Kd6 2 48
13 Bb7 1 50
14 a5 1 50
15 e6 1 51
16 c5 1 51
17 e5 1 51
18 Na6 1 51
19 Nc6 1 51
20 Ba6 1 52
21 Nf7 23 55
22 Ng8 21 56