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EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Kc8 draw
3 Kd8 draw
4 Ke8 draw
5 Ra2 draw
6 Rb2 draw
7 Rf2 draw
8 Rh3 draw
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh1 loss in 2 half-moves