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EGTB: win in 12 half-moves

# move score
1 Kg6 win in 11 half-moves
2 Kg7 draw
3 Rf8 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Kee7 loss in 2 half-moves
12 Kef7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kfe7 loss in 2 half-moves
16 Kff7 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh8 loss in 2 half-moves