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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 Rh3 draw
7 Rh4 draw
8 Rh5 draw
9 Rh6 draw
10 Ka1 loss in 2 half-moves
11 Ka2 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 K2a3 loss in 1 half-moves
26 K2b3 loss in 1 half-moves
27 K2c3 loss in 1 half-moves
28 K4a3 loss in 1 half-moves
29 K4b3 loss in 1 half-moves
30 K4c3 loss in 1 half-moves