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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Kd2 draw
3 Ke2 draw
4 Ra1 draw
5 Rb1 draw
6 Rc1 draw
7 Rf2 draw
8 Rf4 draw
9 Rf5 draw
10 Rf7 draw
11 Rf8 draw
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kh4 loss in 2 half-moves
21 Kh6 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Kf2 loss in 1 half-moves