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EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Kf7 draw
3 Kg7 draw
4 Kh7 draw
5 Ra2 draw
6 Rb2 draw
7 Rc2 draw
8 Re2 draw
9 Rh3 draw
10 Rh4 draw
11 Rh5 draw
12 Rh7 draw
13 Rh8 draw
14 Ka4 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Kb6 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh1 loss in 2 half-moves