Distinct subjects for predicate prov:constraints in graph http://www.w3.org/ns/prov-o sorted by frequency

ResourceCount
prov:Activity1
prov:Attribution1
prov:Communication1
prov:Derivation1
prov:End1
prov:Entity1
prov:Generation1
prov:InstantaneousEvent1
prov:Invalidation1
prov:Start1
prov:Usage1
prov:alternateOf1
prov:specializationOf1