How to invert selected list

[Leeeees]

from these trimmed surfaces, I extracted some lists like below

and I want to select the inverse trimmed surfaces, but keep selecting other ones.

I can I select the exact invert of the selected lists?

gh.gh (22.9 KB)

[inno]

please internalize your Geometries and reupload the file, otherwise the GH file won’t work

generally speaking, you can use Merge or Entwine:

about Merge, the order you connect the inputs doesn’t really matter in this case because the Branch index is retained