<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"

xmlns:ex="http://example.org/"

xmlns:owl="http://www.w3.org/2002/07/owl#"

xml:base="http://example.org/">

<owl:Ontology/>

<owl:ObjectProperty rdf:about="p"/>

<owl:Thing rdf:about="a">

<rdf:type>

<owl:Restriction>

<owl:onProperty rdf:resource="p"/>

<owl:someValuesFrom rdf:resource="http://www.w3.org/2002/07/owl#Thing"/>

</owl:Restriction>

</rdf:type>

</owl:Thing>

</rdf:RDF>