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EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Nh1 draw
3 Ra4 draw
4 Rb4 draw
5 Rf4 draw
6 Rgh4 draw
7 Rh1 draw
8 Rh2 draw
9 Rh3 draw
10 Rhg8 draw
11 Rgg8 loss in 4 half-moves
12 Ne2 loss in 2 half-moves
13 Ne4 loss in 2 half-moves
14 Nf1 loss in 2 half-moves
15 Nf5 loss in 2 half-moves
16 Nh5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rh5 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves
31 Rhh4 loss in 2 half-moves