-			A [Collection](pcdm:Collection) or [Object](pcdm:Object) which forms a component part of this Collection or Object.
+			An [Aggregation](ore:Aggregation) which forms a component part of this Aggregation.
+		
+		
+			 describes this property only in terms of [Objects](pcdm:Object) and [Collections](pcdm:Collection), but formally defines its domain and range as Aggregations.
+			While this might have only been a modelling convenience, this ontology preserves the broader definition, to allow the use of this term without needing a firm stance on whether something is (or isn¦t) an Object or Collection as  would have it.