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EGTB: loss in 13 half-moves

# move score
1 Rg6 loss in 12 half-moves
2 Kg7 loss in 10 half-moves
3 Kg8 loss in 10 half-moves
4 Rh6 loss in 10 half-moves
5 Kg6 loss in 8 half-moves
6 Rf8 loss in 8 half-moves
7 Kh6 loss in 4 half-moves
8 Kh8 loss in 4 half-moves
9 Rf7 loss in 4 half-moves
10 Ra6 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf1 loss in 1 half-moves