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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rb6 draw
3 Rd6 draw
4 Re6 draw
5 Rf6 draw
6 Rg3 draw
7 Rg5 draw
8 Ke2 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Kf1 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kff2 loss in 2 half-moves
14 Kfg3 loss in 2 half-moves
15 Kg1 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kgf2 loss in 2 half-moves
18 Kgg3 loss in 2 half-moves
19 Kh1 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Kh3 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh6 loss in 2 half-moves