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EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Kf5 draw
3 Kf6 draw
4 Kf7 draw
5 Kg1 draw
6 Kg2 draw
7 Kg7 draw
8 Kh1 draw
9 Kh3 draw
10 Kh5 draw
11 Kh6 draw
12 Kh7 draw
13 Rc1 draw
14 Rc2 draw
15 Rc3 draw
16 Rc4 draw
17 Rd8 draw
18 Re8 draw
19 Rf8 draw
20 Rg8 draw
21 Kg3 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rc7 loss in 2 half-moves