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EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Kd6 draw
3 Ke6 draw
4 Kf6 draw
5 Kg1 draw
6 Kg2 draw
7 Kg3 draw
8 Rb3 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rc8 draw
13 Rd8 draw
14 Re8 draw
15 Rf8 draw
16 Rg8 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kh1 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb7 loss in 2 half-moves