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EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 K6g7 draw
3 K8f7 draw
4 K8g7 draw
5 Kf5 draw
6 Kg5 draw
7 Kg6 draw
8 Kg8 draw
9 Ra1 draw
10 Ra2 draw
11 Ra4 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 K6e7 loss in 2 half-moves
16 K6f7 loss in 2 half-moves
17 K8e7 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rd3 loss in 2 half-moves
27 Re3 loss in 2 half-moves