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EGTB: win in 4 half-moves

# move score
1 Rgd1 win in 3 half-moves
2 Ra2 draw
3 Ra3 draw
4 Ra4 draw
5 Ra5 draw
6 Rab1 draw
7 Rad1 draw
8 Rgb1 draw
9 Ra6 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rac1 loss in 2 half-moves
13 Rae1 loss in 2 half-moves
14 Raf1 loss in 2 half-moves
15 Rgc1 loss in 2 half-moves
16 Rge1 loss in 2 half-moves
17 Rgf1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves