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EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 g1=K draw
3 Ra1 draw
4 Rab8 draw
5 Rb1 draw
6 Rb3 draw
7 Rba7 draw
8 Rc7 draw
9 Rc8 draw
10 Rd7 draw
11 Rd8 draw
12 g1=N loss in 4 half-moves
13 Raa7 loss in 4 half-moves
14 Rbb8 loss in 4 half-moves
15 g1=B loss in 2 half-moves
16 g1=Q loss in 2 half-moves
17 g1=R loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Re8 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg7 loss in 2 half-moves
31 Rg8 loss in 2 half-moves
32 Rh7 loss in 2 half-moves
33 Rh8 loss in 2 half-moves