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EGTB: win in 4 half-moves

# move score
1 Kf2 win in 3 half-moves
2 Ke2 draw
3 Ra2 draw
4 Rb2 draw
5 Rc2 draw
6 Rh1 draw
7 Rh5 draw
8 Rh6 draw
9 Rh7 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves