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EGTB: win in 12 half-moves

# move score
1 Kb7 win in 11 half-moves
2 Kb8 draw
3 Kd3 draw
4 Kf2 draw
5 Kf3 draw
6 Kf4 draw
7 Ra6 draw
8 Ra8 draw
9 Rb3 draw
10 Rc3 draw
11 Kc7 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rd3 loss in 2 half-moves