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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Ra3 win in 5 half-moves
4 Ra7 win in 5 half-moves
5 Ra8 win in 5 half-moves
6 Rb3 win in 5 half-moves
7 Rgh7 win in 7 half-moves
8 Rh1 win in 7 half-moves
9 Rh2 win in 7 half-moves
10 Rhg8 win in 7 half-moves
11 Rf1 win in 9 half-moves
12 Rf2 win in 9 half-moves
13 Rfg3 win in 9 half-moves
14 Rfh3 win in 9 half-moves
15 Rg1 win in 9 half-moves
16 Rg2 win in 9 half-moves
17 Rgg8 win in 9 half-moves
18 Rff8 loss in 6 half-moves
19 Rff7 loss in 4 half-moves
20 Rgf7 loss in 4 half-moves
21 Rgg3 loss in 4 half-moves
22 Rhf8 loss in 4 half-moves
23 Rhh3 loss in 4 half-moves
24 Rhh7 loss in 4 half-moves
25 Rc3 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rc8 loss in 2 half-moves
28 Rd3 loss in 2 half-moves
29 Rd7 loss in 2 half-moves
30 Rd8 loss in 2 half-moves
31 Re3 loss in 2 half-moves
32 Re7 loss in 2 half-moves
33 Re8 loss in 2 half-moves
34 Rf4 loss in 2 half-moves
35 Rf5 loss in 2 half-moves
36 Rf6 loss in 2 half-moves
37 Rg4 loss in 2 half-moves
38 Rg5 loss in 2 half-moves
39 Rg6 loss in 2 half-moves
40 Rh4 loss in 2 half-moves
41 Rh5 loss in 2 half-moves
42 Rh6 loss in 2 half-moves