(2026-06-19, 0:37)N. W. Perry Wrote: A head category seems sensible, otherwise it might not be clear that heads don't belong with "Upper". "Upper" is not the most accurate name, but probably better than "Torso" because arms and hands would also belong there.
Or, is the idea more about separating assemblies from individual components?
The "Upper"/"Lower" terms coincide with the official terminology.
https://brickset.com/parts/73835/mini-upperpart-no-4
https://brickset.com/parts/9339/mini-bod...part-black
https://brickset.com/parts/4292298/mini-...rt-no-1266
Note that since these are shortcuts anyways - the official ones did come with pre-assembled heads prior to 2005 (not sure it makes a difference in this discussion though).