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EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ke5 draw
3 Ke6 draw
4 Kf6 draw
5 Kg5 draw
6 Kg6 draw
7 Kh2 draw
8 Kh4 draw
9 Ra7 draw
10 Rb4 draw
11 Rb6 draw
12 Rb8 draw
13 Rc7 draw
14 Rf7 draw
15 Rg7 draw
16 Rh7 draw
17 Ke4 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Kfg4 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Khg4 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rd7 loss in 2 half-moves
27 Re7 loss in 2 half-moves