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EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Kh3 draw
3 Kh4 draw
4 Kh5 draw
5 Ra4 draw
6 Ra5 draw
7 Ra6 draw
8 Ra7 draw
9 Rd3 draw
10 Re3 draw
11 Rg3 draw
12 Rh3 draw
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kg1 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra8 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rc3 loss in 2 half-moves