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EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Ra1 draw
3 Ra5 draw
4 Ra6 draw
5 Ra8 draw
6 Rf2 draw
7 Rg2 draw
8 Rh2 draw
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kcd5 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kcd7 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ked5 loss in 2 half-moves
20 Ked6 loss in 2 half-moves
21 Ked7 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kf7 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Ra4 loss in 2 half-moves
27 Rb2 loss in 2 half-moves
28 Rc2 loss in 2 half-moves
29 Rd2 loss in 2 half-moves
30 Re2 loss in 2 half-moves