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EGTB: win in 22 half-moves

# move score
1 Rb8 win in 21 half-moves
2 Kd4 draw
3 Ke7 draw
4 Ke8 draw
5 Kf4 draw
6 Kf7 draw
7 Kg8 draw
8 Ra4 draw
9 Rb6 draw
10 Rc4 draw
11 Rd4 draw
12 Kd3 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb7 loss in 2 half-moves