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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rgb2 win in 3 half-moves
3 Rg4 draw
4 Rg5 draw
5 Rg6 draw
6 Rgd2 draw
7 Rge2 draw
8 Rgf2 draw
9 Nb1 loss in 2 half-moves
10 Nb5 loss in 2 half-moves
11 Nc2 loss in 2 half-moves
12 Nc4 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rab2 loss in 2 half-moves
15 Rac2 loss in 2 half-moves
16 Rad2 loss in 2 half-moves
17 Rae2 loss in 2 half-moves
18 Raf2 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rgc2 loss in 2 half-moves
23 Rh2 loss in 2 half-moves