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EGTB: win in 12 half-moves

# move score
1 Rb3 win in 11 half-moves
2 Rb4 draw
3 Rd5 draw
4 Re5 draw
5 Rf5 draw
6 Ka1 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rh5 loss in 2 half-moves