
  <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>http://www.example.com/xmp_example/dc/identifier</dc:identifier>
      </rdf:Description>
  </rdf:RDF>