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

EGTB: win in 50 half-moves

# move score
1 Rb8 win in 49 half-moves
2 Rb6 win in 51 half-moves
3 Rb7 win in 51 half-moves
4 Rb1 draw
5 Rb5 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kff7 loss in 2 half-moves
13 Kfg8 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kgf7 loss in 2 half-moves
16 Kgg8 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Kh8 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves