Class *UNBOUND-STRUCTURE

No material object can be completely unbound -say, not connected to anything-. This reified property is defined as not connected to anything which it rigidly depends on.
Subclass-Of: Material-object
The-Archetype: Reified-property
Axioms:
(<=> (*Unbound-Structure ?Self)
     (And (Not (Exists (?Y)
                       (And (Material-Object ?Y)
                            (Connected ?Self ?Y)
                            (Strictly-Depends-On ?Self ?Y))))
          (Material-Object ?Self)))