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EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Kh7 win in 3 half-moves
3 Kf5 draw
4 Kfg5 draw
5 Kfg6 draw
6 Kfg7 draw
7 Kh5 draw
8 Khg5 draw
9 Khg6 draw
10 Khg7 draw
11 Rf7 draw
12 Rg8 draw
13 Rh8 draw
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves