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

Book: 25 / 178

# move proof disproof
1 Ng5 84 25
2 Ke2 29 29
3 g4 2 29
4 Qf3 2 29
5 Qh5 1 29
6 a5 2 30
7 Qg4 38 43
8 b3 1 45
9 c3 1 45
10 d3 1 45
11 f3 1 45
12 g3 1 45
13 e4 1 45
14 c4 1 45
15 f4 1 45
16 Na3 1 45
17 Nc3 1 45
18 Ng1 1 45
19 Nf4 1 45
20 Rf1 1 45
21 Rg1 1 45
22 Ra2 1 45
23 Ra3 1 45
24 Kf1 1 45
25 Qe2 1 47
26 b4 1 48
27 d4 1 48