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EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Kef2 draw
7 Kef3 draw
8 Kg2 draw
9 Kgf2 draw
10 Kgf3 draw
11 Kh2 draw
12 Kh3 draw
13 Ra1 draw
14 Ra2 draw
15 Ra3 draw
16 Rb8 draw
17 Rc8 draw
18 Re8 draw
19 Ke4 loss in 2 half-moves
20 Kef4 loss in 2 half-moves
21 Kg4 loss in 2 half-moves
22 Kgf4 loss in 2 half-moves
23 Kh4 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra6 loss in 2 half-moves
27 Ra7 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves