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EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg4 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Ka2 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh8 loss in 2 half-moves
25 K3a4 loss in 1 half-moves
26 K3b4 loss in 1 half-moves
27 K3c4 loss in 1 half-moves
28 K5a4 loss in 1 half-moves
29 K5b4 loss in 1 half-moves
30 K5c4 loss in 1 half-moves