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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 Rh3 draw
8 Rh4 draw
9 Rh5 draw
10 Rh6 draw
11 Rh7 draw
12 Kd1 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves