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EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kd7 draw
5 Kd8 draw
6 Ke7 draw
7 Kf7 draw
8 Kf8 draw
9 Ra7 draw
10 Rb1 draw
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Rh7 draw
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves