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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rc1 draw
3 Rd1 draw
4 Re1 draw
5 Rf1 draw
6 Rg4 draw
7 K6f7 loss in 2 half-moves
8 K6g7 loss in 2 half-moves
9 K6h7 loss in 2 half-moves
10 K8f7 loss in 2 half-moves
11 K8g7 loss in 2 half-moves
12 K8h7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Kh8 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh1 loss in 2 half-moves