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EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 Kf5 draw
3 Kg5 draw
4 Kh5 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Re1 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kg7 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Kh7 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Ra3 loss in 2 half-moves
27 Ra4 loss in 2 half-moves
28 Rb1 loss in 2 half-moves
29 Rc1 loss in 2 half-moves
30 Rd1 loss in 2 half-moves