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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Ke6 draw
3 Kf6 draw
4 Kg6 draw
5 Ra1 draw
6 Rb1 draw
7 Rc1 draw
8 Rd1 draw
9 Rg4 draw
10 Rg5 draw
11 Rg6 draw
12 Rg8 draw
13 Ka7 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kg8 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh1 loss in 2 half-moves