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EGTB: win in 18 half-moves

# move score
1 Kb4 win in 17 half-moves
2 Ka2 draw
3 Ka4 draw
4 Ke5 draw
5 Ra7 draw
6 Rb7 draw
7 Re5 draw
8 Re6 draw
9 Re8 draw
10 Rf7 draw
11 Rg7 draw
12 Rh7 draw
13 Kb2 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves