<?xml version="1.0"?>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
         xmlns:ex="http://example.org/">
  <ex:Person rdf:about="http://example.org/Alice">
    <ex:name>Alice</ex:name>
    <ex:age rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">30</ex:age>
  </ex:Person>
</rdf:RDF>