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

Book: 2 / 1783

# move proof disproof
1 Nb5 1029 2
2 Qg4 22 3
3 Ng5 709 4
4 g4 1 19
5 Ke2 1 21
6 Kf1 1 21
7 Qh5 1 21
8 Qf3 1 21
9 Qe2 1 21
10 Rg1 1 21
11 Rf1 1 21
12 Rb1 1 21
13 Nf4 1 21
14 Ng1 1 21
15 Nc4 1 21
16 Nb1 1 21
17 f4 1 21
18 d4 1 21
19 c4 1 21
20 b4 1 21
21 e4 1 21
22 g3 1 21
23 f3 1 21
24 d3 1 21
25 c3 1 21
26 b3 1 21