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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra4 draw
5 Rd8 draw
6 Re8 draw
7 Rg8 draw
8 Rh8 draw
9 Kc5 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kdd5 loss in 2 half-moves
13 Kdd7 loss in 2 half-moves
14 Kde5 loss in 2 half-moves
15 Kde7 loss in 2 half-moves
16 Ked5 loss in 2 half-moves
17 Ked7 loss in 2 half-moves
18 Kee5 loss in 2 half-moves
19 Kee7 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc8 loss in 2 half-moves