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EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Ra1 draw
6 Rb1 draw
7 Rc1 draw
8 Re1 draw
9 Rf1 draw
10 Rg5 draw
11 Rg6 draw
12 Rg7 draw
13 Rg8 draw
14 Kd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Ke8 loss in 2 half-moves
24 Kf2 loss in 2 half-moves
25 Kf3 loss in 2 half-moves
26 Kf4 loss in 2 half-moves
27 Rg2 loss in 2 half-moves
28 Rg3 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh1 loss in 2 half-moves