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EGTB: win in 20 half-moves

# move score
1 Kf4 win in 19 half-moves
2 Kf5 draw
3 Kg4 draw
4 Kg6 draw
5 Kh4 draw
6 Kh5 draw
7 R6f7 draw
8 R8f7 draw
9 Rg6 draw
10 Rg8 draw
11 Rh6 draw
12 Rh8 draw
13 Kh6 loss in 4 half-moves
14 Ra6 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rf5 loss in 2 half-moves