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EGTB: loss in 13 half-moves

# move score
1 Rb8 loss in 12 half-moves
2 Rb7 loss in 10 half-moves
3 Kd7 loss in 4 half-moves
4 Kd8 loss in 4 half-moves
5 Ke8 loss in 4 half-moves
6 Kf7 loss in 4 half-moves
7 Kf8 loss in 4 half-moves
8 Rg2 loss in 4 half-moves
9 Rh2 loss in 4 half-moves
10 Kd6 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Ra2 loss in 1 half-moves
22 Rb1 loss in 1 half-moves