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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Kd7 draw
4 Ke7 draw
5 Kf7 draw
6 Rb2 draw
7 Rc2 draw
8 Rd2 draw
9 Rg3 draw
10 Rg4 draw
11 Rg7 draw
12 Rg8 draw
13 Rh2 draw
14 Ka4 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rg1 loss in 2 half-moves