@prefix owl: <http://www.w3.org/2002/07/owl#>.
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix : <foo://bla/meta#> .  @prefix p: <foo://bla/persons/> .
# p:john :name "John"; :age 35;
#        :hasChild [:name "Alice"], [:name "Bob"; :age 8].
:age a owl:DatatypeProperty.
:hasChild a owl:ObjectProperty.
:parent owl:inverseOf :hasChild.
:ageOf owl:inverseOf :age.