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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 Ra3 draw
4 Rd3 draw
5 Re3 draw
6 Rf3 draw
7 Rg4 draw
8 Rg6 draw
9 Rg7 draw
10 K6d6 loss in 2 half-moves
11 K6d7 loss in 2 half-moves
12 K6f6 loss in 2 half-moves
13 K6f7 loss in 2 half-moves
14 K7d6 loss in 2 half-moves
15 K7d7 loss in 2 half-moves
16 K7f6 loss in 2 half-moves
17 K7f7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ke8 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf8 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves
28 Rh3 loss in 2 half-moves