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EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kf5 draw
5 Kf6 draw
6 Kg5 draw
7 Kg7 draw
8 Kh5 draw
9 Kh6 draw
10 Kh7 draw
11 Ra6 draw
12 Ra8 draw
13 Rd7 draw
14 Rg7 draw
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves