Distinct subjects for predicate ns3:constraints sorted by frequency

Resource	Count
ns3:specializationOf	2
ns3:Activity	1
ns3:alternateOf	1
ns3:Attribution	1
ns3:Communication	1
ns3:Derivation	1
ns3:derivedByInsertionFrom	1
ns3:derivedByRemovalFrom	1
ns3:dictionary	1
ns3:Dictionary	1
ns3:EmptyDictionary	1
ns3:End	1
ns3:Entity	1
ns3:Generation	1
ns3:hadDictionaryMember	1
ns3:insertedKeyEntityPair	1
ns3:Insertion	1
ns3:InstantaneousEvent	1
ns3:Invalidation	1
ns3:KeyEntityPair	1
ns3:pairEntity	1
ns3:pairKey	1
ns3:qualifiedInsertion	1
ns3:qualifiedRemoval	1
ns3:Removal	1
ns3:removedKey	1
ns3:Start	1
ns3:Usage	1