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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ke2 draw
3 Kf2 draw
4 Kg2 draw
5 Rc6 draw
6 Rg2 draw
7 Ka3 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh6 loss in 2 half-moves