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EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 R6a7 draw
3 R8a7 draw
4 Rb2 draw
5 Rb6 draw
6 Rb8 draw
7 Rc2 draw
8 Rc6 draw
9 Rc8 draw
10 Rd2 draw
11 Rd6 draw
12 Re2 draw
13 R2a3 loss in 2 half-moves
14 R2a4 loss in 2 half-moves
15 R2a5 loss in 2 half-moves
16 R6a3 loss in 2 half-moves
17 R6a4 loss in 2 half-moves
18 R6a5 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh2 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh8 loss in 2 half-moves