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EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Kf4 draw
3 Kg4 draw
4 Kh4 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Rf4 draw
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kg2 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Kh3 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves