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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Ra8 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Re8 draw
8 Rf8 draw
9 Rh8 draw
10 K4g5 loss in 2 half-moves
11 K4h5 loss in 2 half-moves
12 K6g5 loss in 2 half-moves
13 K6h5 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg4 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves