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|Hierarchy and class-individual relations
The predicates in this section explore the
rdf:type relations. Note
that the most fundamental of these,
also used by rdf_has/[3,4].
rdfs:subPropertyOf relation. It can be used to test as well
as generate sub-properties or super-properties. Note that the commonly
used semantics of this predicate is wired into rdf_has/[3,4].bugThe
current implementation cannot deal with cycles.bugThe
current implementation cannot deal with predicates that are an
rdfs:subPropertyOf, such as
rdfs:subClassOf relation. It can be used to test as well as
generate sub-classes or super-classes.bugThe
current implementation cannot deal with cycles.
rdf:type property that refers to
Class or a sub-class thereof. Can be used to test, generate
classes Resource belongs to or generate individuals described