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EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Kc8 draw
3 Kd8 draw
4 Ke8 draw
5 Rb3 draw
6 Rb4 draw
7 Rb5 draw
8 Rb7 draw
9 Rb8 draw
10 Rc2 draw
11 Rd2 draw
12 Re2 draw
13 Rf2 draw
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kg6 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Kh7 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves