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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Rd1 draw
3 Rd7 draw
4 Kb7 loss in 8 half-moves
5 Rc8 loss in 6 half-moves
6 Kb6 loss in 4 half-moves
7 Kb8 loss in 4 half-moves
8 Kc8 loss in 4 half-moves
9 Kc6 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rd2 loss in 1 half-moves
21 Rd3 loss in 1 half-moves