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

Book: 109 / 3036

# move proof disproof
1 Qg4 52 109
2 Nc3 38 109
3 Qh5 30 109
4 Na3 23 109
5 Nh3 4 109
6 b4 2460 110
7 a3 56 110
8 Qe2 50 110
9 b3 27 110
10 g3 1 111
11 g4 1 114
12 h3 25 115
13 c3 2 115
14 c4 53 116
15 d3 29 116
16 Kf1 27 116
17 a4 27 117
18 Ne2 25 118
19 f3 22 120
20 e4 49 121
21 Ke2 27 123
22 h4 2 123
23 Qf3 2 123
24 f4 2 129
25 Nf3 1 131
26 d4 1 139