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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Rg4 win in 7 half-moves
3 Kf8 draw
4 Ra7 draw
5 Rb7 draw
6 Rc7 draw
7 Rf7 draw
8 Rg1 draw
9 Rg2 draw
10 Rg5 draw
11 Rg6 draw
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Kf7 loss in 1 half-moves