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

Book: 10 / 2669

# move proof disproof
1 Qa6 396 10
2 Qb5 1565 11
3 Ng5 657 11
4 g4 1 22
5 Qg4 24 23
6 Kf1 1 24
7 Kd1 1 24
8 Qc4 1 24
9 Qd3 1 24
10 Qf1 1 24
11 Qh5 1 24
12 Qf3 1 24
13 Qd1 1 24
14 Rg1 1 24
15 Rf1 1 24
16 Nf4 1 24
17 Ng1 1 24
18 Nc3 1 24
19 Na3 1 24
20 f4 1 24
21 d4 1 24
22 c4 1 24
23 b4 1 24
24 a4 1 24
25 e4 1 24
26 g3 1 24
27 f3 1 24
28 d3 1 24
29 c3 1 24
30 b3 1 24
31 a3 1 24