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EGTB: win in 20 half-moves

# move score
1 Rg4 win in 19 half-moves
2 Ke2 draw
3 Ke4 draw
4 Kf2 draw
5 Kf3 draw
6 Kf4 draw
7 Re5 draw
8 Rf5 draw
9 Rg3 draw
10 Rg6 draw
11 Rg7 draw
12 Rg8 draw
13 Rh5 draw
14 Rd5 loss in 4 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves