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EGTB: win in 20 half-moves

# move score
1 Rf7 win in 19 half-moves
2 Rf8 win in 23 half-moves
3 Kc7 draw
4 Kc8 draw
5 Kg6 draw
6 Kh6 draw
7 Ra1 draw
8 Rb1 draw
9 Rc1 draw
10 Rf6 draw
11 Kd7 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves