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EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kh5 draw
3 Kh7 draw
4 Ra3 draw
5 Rb3 draw
6 Rf3 draw
7 Rg8 draw
8 Rh3 draw
9 Kg5 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves