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

Book: 78 / 4631

# move proof disproof
1 Nh3 5 78
2 b4 3011 79
3 Qg4 322 79
4 Nc3 159 79
5 Qh5 126 79
6 Qe2 78 79
7 Ne2 57 79
8 Ke2 56 79
9 h3 55 79
10 d4 52 79
11 Qf3 20 79
12 c4 61 80
13 Nf3 32 82
14 h4 5 82
15 e4 57 83
16 f4 4 83
17 a4 6 86
18 Na3 53 88
19 a3 243 89
20 d3 57 90
21 c3 5 91
22 g3 55 92
23 Kf1 29 92
24 f3 47 94
25 b3 32 94
26 g4 4 98