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EGTB: win in 6 half-moves

# move score
1 Rc7 win in 5 half-moves
2 Rd7 draw
3 Re7 draw
4 Rf7 draw
5 Rg1 draw
6 Rg6 draw
7 Rg8 draw
8 Rh7 draw
9 Ra7 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rg5 loss in 2 half-moves