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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Ra6 draw
3 Rd6 draw
4 Re6 draw
5 Rf6 draw
6 Rg3 draw
7 Rg5 draw
8 Kd2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kef2 loss in 2 half-moves
14 Kef3 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kg1 loss in 2 half-moves
18 Kg3 loss in 2 half-moves
19 Kgf2 loss in 2 half-moves
20 Kgf3 loss in 2 half-moves
21 Kh1 loss in 2 half-moves
22 Kh2 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh6 loss in 2 half-moves