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EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 Rb8 draw
3 Rd8 draw
4 Rf1 draw
5 Kaa5 loss in 2 half-moves
6 Kaa7 loss in 2 half-moves
7 Kab5 loss in 2 half-moves
8 Kab7 loss in 2 half-moves
9 Kba5 loss in 2 half-moves
10 Kba7 loss in 2 half-moves
11 Kbb5 loss in 2 half-moves
12 Kbb7 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves