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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Ra3 draw
3 Ra5 draw
4 Ra6 draw
5 Ra7 draw
6 Rd8 draw
7 Re8 draw
8 Rg8 draw
9 Rh8 draw
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kgg7 loss in 2 half-moves
16 Kgh6 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Khg7 loss in 2 half-moves
20 Khh6 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc8 loss in 2 half-moves