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EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Ke6 draw
4 Ke7 draw
5 Kf7 draw
6 Kfg5 draw
7 Kg3 draw
8 Kg6 draw
9 Kg7 draw
10 Kgg5 draw
11 Kh3 draw
12 Kh4 draw
13 Kh5 draw
14 Ra1 draw
15 Rb5 draw
16 Rb8 draw
17 Rf1 draw
18 Rg1 draw
19 Rh1 draw
20 Ke5 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Kff5 loss in 2 half-moves
24 Kgf5 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rb4 loss in 2 half-moves
28 Rc1 loss in 2 half-moves
29 Rd1 loss in 2 half-moves
30 Re1 loss in 2 half-moves