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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Ka7 draw
3 Kb6 draw
4 Kb7 draw
5 Kc6 draw
6 Kc7 draw
7 Kc8 draw
8 Kd6 draw
9 Kd8 draw
10 Ke6 draw
11 Ke7 draw
12 Ke8 draw
13 Ra1 draw
14 Re1 draw
15 Rf5 draw
16 Rf7 draw
17 Rf8 draw
18 Rg1 draw
19 Rh1 draw
20 Ka5 loss in 2 half-moves
21 Kb5 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rf4 loss in 2 half-moves