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EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Kd1 draw
3 Ke1 draw
4 Kf1 draw
5 Ra6 draw
6 Rc6 draw
7 Rd6 draw
8 Re6 draw
9 Rf1 draw
10 Rf2 draw
11 Rf4 draw
12 Rf5 draw
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Kh2 loss in 2 half-moves
22 Kh4 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves