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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kf5 draw
3 Kf7 draw
4 Kfg5 draw
5 Kg3 draw
6 Kg4 draw
7 Kg6 draw
8 Kg7 draw
9 Kh3 draw
10 Kh5 draw
11 Khg5 draw
12 Ra2 draw
13 Rf8 draw
14 Rh8 draw
15 Ke5 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves