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EGTB: win in 20 half-moves

# move score
1 Kb7 win in 19 half-moves
2 Ka7 draw
3 Kb8 draw
4 Ra1 draw
5 Rb2 draw
6 Rb3 draw
7 Rc2 draw
8 Rc3 draw
9 Re3 draw
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves