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EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Ke1 draw
3 Kf1 draw
4 Kg1 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Rf4 draw
9 Rf5 draw
10 Rh8 draw
11 Ka2 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Kg2 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg8 loss in 2 half-moves