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EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Kf2 draw
3 Kf3 draw
4 Kf4 draw
5 Ra4 draw
6 Rb4 draw
7 Rc1 draw
8 Rc6 draw
9 Rc7 draw
10 Rc8 draw
11 Rf4 draw
12 Rg4 draw
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Kh7 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves