<?xml version="1.0" encoding="utf-8"?>
<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:ifcowl="http://www.buildingsmart-tech.org/ifcOWL/IFC4_ADD2#">
  <rdf:Description rdf:about="">
  </rdf:Description>
</rdf:RDF>