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EGTB: win in 52 half-moves

# move score
1 Rb7 win in 51 half-moves
2 Ra7 win in 53 half-moves
3 Rc7 win in 57 half-moves
4 Ka7 draw
5 Ka8 draw
6 Kb7 draw
7 Kc7 draw
8 Kc8 draw
9 Kh5 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rh5 draw
14 Rh6 draw
15 Rh8 draw
16 Kg3 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Rg7 loss in 2 half-moves