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EGTB: win in 12 half-moves

# move score
1 Kb7 win in 11 half-moves
2 Ka7 draw
3 Kb8 draw
4 Ke2 draw
5 Ke4 draw
6 Kf2 draw
7 Rc8 draw
8 Re4 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Kd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves