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EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd8 draw
6 Kdd6 draw
7 Kde7 draw
8 Ke8 draw
9 Ked6 draw
10 Kee7 draw
11 Kf7 draw
12 Ra6 draw
13 Ra7 draw
14 Rb1 draw
15 Rc1 draw
16 Rg1 draw
17 Kd5 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves