Bounded_region

http://premon.fbk.eu/resource/fn16-bounded_region an entity of type: Concept

An Exterior, Surface, Boundary, and Interior are picked out relative to the Ground. This Ground may either occupy only the Boundary (in which case the Interior is negative space) or the Ground may fill the Interior.
xsd:dateTime 2008-02-25T15:52:34+01:00 
Bounded_region 
xsd:int 2019 

data from the linked data cloud