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EGTB: win in 12 half-moves

# move score
1 Ra8 win in 11 half-moves
2 K7b7 draw
3 K7b8 draw
4 K8b7 draw
5 K8b8 draw
6 Kb6 draw
7 Kc6 draw
8 Ra1 draw
9 Ra2 draw
10 Ra3 draw
11 Ra7 draw
12 Rb4 draw
13 Rc4 draw
14 Rh4 draw
15 K7d7 loss in 2 half-moves
16 K7d8 loss in 2 half-moves
17 K8d7 loss in 2 half-moves
18 K8d8 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves