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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Kc5 draw
3 Kd5 draw
4 Rb1 draw
5 Rb2 draw
6 Rb5 draw
7 Rc6 draw
8 Rd6 draw
9 Re6 draw
10 Rg6 draw
11 Rh6 draw
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kg8 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rb8 loss in 2 half-moves
27 Kb5 loss in 1 half-moves