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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Ra4 win in 5 half-moves
4 Ra8 win in 5 half-moves
5 Rb1 win in 5 half-moves
6 Rb2 win in 5 half-moves
7 Rc8 win in 5 half-moves
8 Rgb8 win in 5 half-moves
9 Rgh8 win in 5 half-moves
10 Rhb4 win in 5 half-moves
11 Ra3 win in 7 half-moves
12 Rbh3 win in 7 half-moves
13 Rg1 win in 7 half-moves
14 Rg2 win in 7 half-moves
15 Rgg3 win in 7 half-moves
16 Rh1 win in 7 half-moves
17 Rh2 win in 7 half-moves
18 Rhh3 win in 7 half-moves
19 Rbb4 loss in 4 half-moves
20 Rbb8 loss in 4 half-moves
21 Rbg3 loss in 4 half-moves
22 Rgg4 loss in 4 half-moves
23 Rhg4 loss in 4 half-moves
24 Rhh8 loss in 4 half-moves
25 Rb5 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves
28 Rd3 loss in 2 half-moves
29 Rd4 loss in 2 half-moves
30 Rd8 loss in 2 half-moves
31 Re3 loss in 2 half-moves
32 Re4 loss in 2 half-moves
33 Re8 loss in 2 half-moves
34 Rf3 loss in 2 half-moves
35 Rf4 loss in 2 half-moves
36 Rf8 loss in 2 half-moves
37 Rg5 loss in 2 half-moves
38 Rg6 loss in 2 half-moves
39 Rg7 loss in 2 half-moves
40 Rh5 loss in 2 half-moves
41 Rh6 loss in 2 half-moves
42 Rh7 loss in 2 half-moves