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EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka4 draw
3 Ka7 draw
4 Kaa6 draw
5 Kab5 draw
6 Kb4 draw
7 Kba6 draw
8 Kbb5 draw
9 Ra2 draw
10 Rb2 draw
11 Rg1 draw
12 Rg3 draw
13 Rg8 draw
14 Rh2 draw
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rg7 loss in 2 half-moves