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

Book: 29 / 336

# move proof disproof
1 Ng4 71 29
2 e5 3 29
3 c5 199 30
4 Ke8 1 31
5 Ke6 1 31
6 Kd6 1 31
7 Kc6 1 31
8 Qe8 1 31
9 Rg8 1 31
10 Bb7 1 31
11 Ba6 1 31
12 Nc6 1 31
13 Nf7 1 31
14 Nf5 1 31
15 g5 1 31
16 a5 1 31
17 g6 1 31
18 e6 1 31
19 a6 1 31
20 f5 1 31
21 c6 1 55
22 Na6 1 60
23 Ng8 44 62