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EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra8 draw
3 Rf2 draw
4 Rf8 draw
5 Rg1 draw
6 Rgh8 draw
7 Rh1 draw
8 Rhg2 draw
9 Rgg2 loss in 4 half-moves
10 Rhh8 loss in 4 half-moves
11 Rb2 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh3 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