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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Kf2 draw
3 Kf4 draw
4 Kf5 draw
5 Kf6 draw
6 Kg1 draw
7 Kg2 draw
8 Kg4 draw
9 Kg6 draw
10 Kh4 draw
11 Kh5 draw
12 Kh6 draw
13 Ra3 draw
14 Rf3 draw
15 Rh3 draw
16 Rg1 loss in 4 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rg2 loss in 2 half-moves