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EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rc3 draw
3 Rc5 draw
4 Rc6 draw
5 Rc7 draw
6 Rd8 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kfg5 loss in 2 half-moves
16 Kfg6 loss in 2 half-moves
17 Kfg7 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Khg5 loss in 2 half-moves
21 Khg6 loss in 2 half-moves
22 Khg7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rc2 loss in 2 half-moves
27 Rc4 loss in 2 half-moves