<?xml version="1.0"?>
<rdf:RDF
xml:base = "http://example.org/"
xmlns = "http://example.org/"
xmlns:owl = "http://www.w3.org/2002/07/owl#"
xmlns:rdfs= "http://www.w3.org/2000/01/rdf-schema#"
xmlns:rdf = "http://www.w3.org/1999/02/22-rdf-syntax-ns#">
<owl:Ontology/>
<rdf:Description rdf:about="p">
<owl:propertyChainAxiom rdf:parseType="Collection">
<owl:ObjectProperty rdf:about="p"/>
<owl:ObjectProperty rdf:about="q"/>
</owl:propertyChainAxiom>
</rdf:Description>
<rdf:Description rdf:about="a">
<q rdf:resource="b"/>
</rdf:Description>
<rdf:Description rdf:about="b">
<q rdf:resource="c"/>
</rdf:Description>
</rdf:RDF>