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EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Nf1 draw
3 Ra4 draw
4 Rab8 draw
5 Rb1 draw
6 Rb4 draw
7 Rb7 draw
8 Rba2 draw
9 Rbb8 draw
10 Rf2 draw
11 Rf8 draw
12 Raa2 loss in 4 half-moves
13 Nf3 loss in 2 half-moves
14 Ng4 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re2 loss in 2 half-moves
27 Re8 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves