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EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Ra7 draw
4 Rac8 draw
5 Rb3 draw
6 Rb8 draw
7 Rc1 draw
8 Rc7 draw
9 Rca3 draw
10 Rcc8 draw
11 Rd3 draw
12 Rd8 draw
13 Re3 draw
14 Rf3 draw
15 Ra2 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Raa3 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh3 loss in 2 half-moves
28 Rh8 loss in 2 half-moves