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