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EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rh8 draw
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Kf1 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Kfg1 loss in 2 half-moves
16 Kfg2 loss in 2 half-moves
17 Kfg3 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Khg1 loss in 2 half-moves
21 Khg2 loss in 2 half-moves
22 Khg3 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rg3 loss in 2 half-moves