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EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kd8 draw
3 Kf4 draw
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Kg4 draw
8 Kg5 draw
9 Kg6 draw
10 Ra2 draw
11 Ra3 draw
12 Ra7 draw
13 Ra8 draw
14 Rg1 draw
15 Rh1 draw
16 Kd7 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rd1 loss in 2 half-moves
27 Re1 loss in 2 half-moves