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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kd8 draw
3 Ke7 draw
4 Kf6 draw
5 Kg4 draw
6 Kg5 draw
7 Kg6 draw
8 Ra8 draw
9 Rd7 draw
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Kd7 loss in 1 half-moves