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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 13 half-moves
3 Kc6 draw
4 Kd6 draw
5 Ke6 draw
6 Ra8 draw
7 Rb1 draw
8 Rb2 draw
9 Rb6 draw
10 Re8 draw
11 Rf8 draw
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kh3 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves