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

EGTB: win in 2 half-moves

# move score
1 Rd3 win in 1 half-moves
2 Rb4 draw
3 Kd5 loss in 2 half-moves
4 Kd6 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Ke5 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kef7 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kgf7 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Kh8 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Rd8 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