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EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Kf7 draw
3 Kf8 draw
4 Ra3 draw
5 Ra4 draw
6 Ra5 draw
7 Ra6 draw
8 Ra8 draw
9 Rc2 draw
10 Rd2 draw
11 Re2 draw
12 Rf2 draw
13 Kg3 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kh3 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Kh8 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rh2 loss in 2 half-moves