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EGTB: win in 12 half-moves

# move score
1 Rg7 win in 11 half-moves
2 Kc6 draw
3 Kd4 draw
4 Kd6 draw
5 Ke6 draw
6 Ra4 draw
7 Rf4 draw
8 Rg1 draw
9 Rg5 draw
10 Rg6 draw
11 Rg8 draw
12 Ka7 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rb4 loss in 1 half-moves