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EGTB: win in 22 half-moves

# move score
1 Rb8 win in 21 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke8 draw
6 Kg8 draw
7 Kh7 draw
8 Ra6 draw
9 Rb1 draw
10 Rb2 draw
11 Rb7 draw
12 Rc6 draw
13 Rd6 draw
14 Rh6 draw
15 Ke7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves