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EGTB: win in 4 half-moves

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