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EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Kfg6 draw
4 Khg6 draw
5 Ra6 draw
6 Rb3 draw
7 Rb7 draw
8 Rb8 draw
9 Rg6 draw
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Kh8 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Kfg7 loss in 1 half-moves
25 Kfg8 loss in 1 half-moves
26 Khg7 loss in 1 half-moves
27 Khg8 loss in 1 half-moves