<?xml version="1.0" standalone="no"?>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
         xmlns:ex="http://example.org/ns#">

  <!-- Should give a warning about non-prefixed element but not crash -->

  <rdf:Description rdf:about="http://example.org/node">
    <ex:prop><el/></ex:prop>
  </rdf:Description>

</rdf:RDF>
