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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Rg8 win in 9 half-moves
4 Ra1 draw
5 Ra2 draw
6 Ra3 draw
7 Ra7 draw
8 Rd8 draw
9 Re8 draw
10 K4f4 loss in 2 half-moves
11 K4f5 loss in 2 half-moves
12 K4h4 loss in 2 half-moves
13 K4h5 loss in 2 half-moves
14 K5f4 loss in 2 half-moves
15 K5f5 loss in 2 half-moves
16 K5h4 loss in 2 half-moves
17 K5h5 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kg3 loss in 2 half-moves
21 Kg6 loss in 2 half-moves
22 Kh3 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra6 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc8 loss in 2 half-moves