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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Rg1 draw
7 Rg2 draw
8 Rg4 draw
9 Kc3 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kdd3 loss in 2 half-moves
13 Kdd5 loss in 2 half-moves
14 Kde3 loss in 2 half-moves
15 Kde5 loss in 2 half-moves
16 Ked3 loss in 2 half-moves
17 Ked5 loss in 2 half-moves
18 Kee3 loss in 2 half-moves
19 Kee5 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves