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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Rg8 win in 7 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb8 draw
6 Kc7 draw
7 Kc8 draw
8 Kd7 draw
9 Kd8 draw
10 Ke8 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Ra6 draw
15 Re6 draw
16 Rg2 draw
17 Rg7 draw
18 Rh6 draw
19 Ka6 loss in 2 half-moves
20 Kb6 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ke6 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg3 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rg5 loss in 2 half-moves