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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Ka6 draw
3 Kb6 draw
4 Rc1 draw
5 Rc2 draw
6 Rc3 draw
7 Rc6 draw
8 Rd4 draw
9 Re4 draw
10 Rg4 draw
11 Rh4 draw
12 Ka7 loss in 2 half-moves
13 Ka8 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Kc6 loss in 1 half-moves