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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc4 draw
3 Ka5 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves