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

EGTB: win in 2 half-moves

# move score
1 Kh6 win in 1 half-moves
2 Kh7 win in 1 half-moves
3 Rh8 draw
4 Ra8 loss in 6 half-moves
5 Rc8 loss in 6 half-moves
6 Rd8 loss in 6 half-moves
7 Re8 loss in 6 half-moves
8 Kf8 loss in 4 half-moves
9 Kg8 loss in 4 half-moves
10 Rb6 loss in 4 half-moves
11 Rb7 loss in 4 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Kh8 loss in 1 half-moves
22 Rb2 loss in 1 half-moves