<?xml version="1.0" encoding="UTF-8"?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:ns0="http://purl.org/obo/owl/ro#" xmlns:owl="http://www.w3.org/2002/07/owl#"> <owl:ObjectProperty rdf:about="http://purl.org/obo/owl/ro#part_of"> </owl:ObjectProperty> <rdf:Description rdf:about="http://purl.org/obo/owl/ro#has_part"> <owl:inverseOf rdf:resource="http://purl.org/obo/owl/ro#part_of"/> </rdf:Description> </rdf:RDF>
<?xml version="1.0" encoding="UTF-8"?>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:ns0="http://purl.org/obo/owl/ro#" xmlns:owl="http://www.w3.org/2002/07/owl#">
  <owl:ObjectProperty rdf:about="http://purl.org/obo/owl/ro#part_of">
  </owl:ObjectProperty>
  <rdf:Description rdf:about="http://purl.org/obo/owl/ro#has_part">
    <owl:inverseOf rdf:resource="http://purl.org/obo/owl/ro#part_of"/>
  </rdf:Description>
</rdf:RDF>