<?xml version="1.0" encoding="utf-8"?>
<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:ha="http://sensormeasurement.appspot.com/ont/home/homeActivity#">
  <rdf:Description rdf:about="">
  </rdf:Description>
</rdf:RDF>