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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra6 draw
5 Rd3 draw
6 Re3 draw
7 Rf3 draw
8 Rh3 draw
9 Kg3 loss in 2 half-moves
10 Kg4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves