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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Kh3 draw
3 Kh4 draw
4 Kh5 draw
5 Rd6 draw
6 Rh3 draw
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf3 loss in 2 half-moves