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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rg8 win in 5 half-moves
3 Kg6 draw
4 Kh6 draw
5 Ra3 draw
6 Rd3 draw
7 Re3 draw
8 Rf3 draw
9 Rg4 draw
10 Rg5 draw
11 Rg6 draw
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Kh8 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves