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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Rb5 win in 5 half-moves
4 Kd7 draw
5 Kd8 draw
6 Ke8 draw
7 Kef7 draw
8 Kef8 draw
9 Kg8 draw
10 Kgf7 draw
11 Kgf8 draw
12 Kh6 draw
13 Kh7 draw
14 Kh8 draw
15 Ra6 draw
16 Rb1 draw
17 Rb3 draw
18 Rb7 draw
19 Rb8 draw
20 Rc6 draw
21 Kd6 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Kef6 loss in 2 half-moves
24 Kg6 loss in 2 half-moves
25 Kgf6 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb4 loss in 2 half-moves
28 Rd6 loss in 2 half-moves
29 Re6 loss in 2 half-moves
30 Rf6 loss in 2 half-moves