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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rf4 win in 5 half-moves
3 Kf6 draw
4 Kg6 draw
5 Kh6 draw
6 Rb1 draw
7 Rf5 draw
8 Rf6 draw
9 Rf8 draw
10 Rg1 draw
11 Rh1 draw
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Kh8 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves