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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kd6 draw
5 Ke5 draw
6 Ke6 draw
7 Kg5 draw
8 Kg6 draw
9 Kh4 draw
10 Kh6 draw
11 Ra3 draw
12 Ra4 draw
13 Ra5 draw
14 Ra6 draw
15 Ra8 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Rh7 draw
20 Kc4 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Ke4 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rc7 loss in 2 half-moves