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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Ra1 draw
3 Ra6 draw
4 Ra7 draw
5 Ra8 draw
6 Rd4 draw
7 Re4 draw
8 Rg4 draw
9 Rh4 draw
10 K3d4 loss in 2 half-moves
11 K3e4 loss in 2 half-moves
12 K3f4 loss in 2 half-moves
13 K5d4 loss in 2 half-moves
14 K5e4 loss in 2 half-moves
15 K5f4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Kf2 loss in 2 half-moves
23 Kf3 loss in 2 half-moves
24 Kf5 loss in 2 half-moves
25 Kf6 loss in 2 half-moves
26 Ra2 loss in 2 half-moves
27 Ra3 loss in 2 half-moves
28 Ra5 loss in 2 half-moves
29 Rb4 loss in 2 half-moves
30 Rc4 loss in 2 half-moves