7.
Right-click any space in the screen, and select [Add Subregion] [Circle] in the shortcut menu.
To exclude the hole included in the region, add a sub-region to the circle.
8.
Move the sub-region, and adjust its size to match the hole.
9.
Right-click any space in the screen, and select [Add Subregion] [Circle] in the shortcut menu.
Add a region to the right-side of the feature as well.
A new region is added to the center of the region.
3 CREATING JOBS
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3.2 Setting Regions