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EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Kd6 draw
3 Kd7 draw
4 Ke7 draw
5 Kef5 draw
6 Kef6 draw
7 Kef7 draw
8 Kg7 draw
9 Kgf5 draw
10 Kgf6 draw
11 Kgf7 draw
12 Kh5 draw
13 Kh6 draw
14 Kh7 draw
15 Ra4 draw
16 Ra5 draw
17 Ra6 draw
18 Ra8 draw
19 Re7 draw
20 Rf7 draw
21 Rg7 draw
22 Kd5 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Kg5 loss in 2 half-moves
25 Ra1 loss in 2 half-moves
26 Ra2 loss in 2 half-moves
27 Ra3 loss in 2 half-moves
28 Rb7 loss in 2 half-moves
29 Rc7 loss in 2 half-moves
30 Rd7 loss in 2 half-moves