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EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rb5 draw
3 Rc5 draw
4 Rf1 draw
5 Rf2 draw
6 Rf3 draw
7 Rg5 draw
8 Rh5 draw
9 Ka6 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Kab6 loss in 1 half-moves
23 Kab7 loss in 1 half-moves
24 Kab8 loss in 1 half-moves
25 Kcb6 loss in 1 half-moves
26 Kcb7 loss in 1 half-moves
27 Kcb8 loss in 1 half-moves