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

EGTB: win in 2 half-moves

# move score
1 Rd5 win in 1 half-moves
2 Rf1 draw
3 Rf2 draw
4 Rf4 draw
5 Ka2 loss in 2 half-moves
6 Ka6 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 K3a4 loss in 1 half-moves
21 K3b4 loss in 1 half-moves
22 K5a4 loss in 1 half-moves
23 K5b4 loss in 1 half-moves