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EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Ra1 draw
3 Ra3 draw
4 Rb2 draw
5 Rb8 draw
6 Rbb1 draw
7 Rh2 draw
8 Rhh3 draw
9 Rbh3 loss in 4 half-moves
10 Rhb1 loss in 4 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Rh6 loss in 2 half-moves
28 Rh7 loss in 2 half-moves