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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rd5 draw
3 Ke7 loss in 2 half-moves
4 Ke8 loss in 2 half-moves
5 Kf6 loss in 2 half-moves
6 Kff7 loss in 2 half-moves
7 Kfg8 loss in 2 half-moves
8 Kg6 loss in 2 half-moves
9 Kgf7 loss in 2 half-moves
10 Kgg8 loss in 2 half-moves
11 Kh6 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re8 loss in 2 half-moves