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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kb5 draw
3 Kc5 draw
4 Kd5 draw
5 Ra2 draw
6 Rf3 draw
7 Rf4 draw
8 Rf5 draw
9 Rf6 draw
10 Rf8 draw
11 Rg2 draw
12 Rh2 draw
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Rd2 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rf1 loss in 2 half-moves