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EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Ka7 draw
3 Kab7 draw
4 Kab8 draw
5 Kcb7 draw
6 Kcb8 draw
7 Rb6 draw
8 Re6 draw
9 Rf7 draw
10 Rf8 draw
11 Rg6 draw
12 Rh6 draw
13 Kc6 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Kb6 loss in 1 half-moves