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EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kh2 draw
3 Kh4 draw
4 Rc1 draw
5 Rg5 draw
6 Rg6 draw
7 Rh1 loss in 4 half-moves
8 Kg2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kg4 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg8 loss in 2 half-moves