Entity classes and entity exceptions are described, as follows
d1.entity("ex:Item")
d1.entity("ex:RevisionItem")
d1.specializationOf('ex:RevisionItem_1', 'ex:RevisionItem')
How to describe the provenance of activity classes and individual activities, and which PROV property?
d1.activity('ex:changeRevision') [ this is a class ]
d1.activity('ex:changeRevision_1') [ this is a instance]
In Python's PROV 1.5, how do you introduce attributes (RDFS: subClassOf) to describe activity classes and activity instances