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EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kg4 draw
6 Kg6 draw
7 Kh1 draw
8 Kh3 draw
9 Kh4 draw
10 Kh5 draw
11 Kh6 draw
12 Ra1 draw
13 Ra2 draw
14 Ra3 draw
15 Ra7 draw
16 Re8 draw
17 Rf8 draw
18 Rg8 draw
19 Kf4 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves