Relation EXACTLY-LOCATED

The actual, minimal localization, where the range is necessarily a region. A more specialized notion of 'location'.
Arity: 2
Range: Region
Subrelation-Of: Partly-located, Wholly-located
Axioms:
(<=> (Exactly-Located ?A ?B)
     (And (Wholly-Located ?A ?B) (Partly-Located ?A ?B) (Region ?B)))