<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
    <rdf:Description rdf:about="" xmlns:dc="http://purl.org/dc/elements/1.1/">
     
    <dc:identifier>duplicate</dc:identifier>
 
    </rdf:Description>
  </rdf:RDF>