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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kee1 draw
5 Kef2 draw
6 Kfe1 draw
7 Kff2 draw
8 Kg1 draw
9 Kg2 draw
10 Ra1 draw
11 Ra2 draw
12 Ra7 draw
13 Rb8 draw
14 Rf8 draw
15 Rh8 draw
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves