<prov:document
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    xmlns:prov="http://www.w3.org/ns/prov#"
    xmlns:ex="http://example.com/ns/ex#">

  <prov:entity prov:id="ex:e1">
    <prov:type xsi:type="xsd:string">approval document</prov:type>
  </prov:entity>

  <prov:activity prov:id="ex:a1">
    <prov:type xsi:type="xsd:QName">Editing</prov:type>
  </prov:activity>

  <prov:wasEndedBy>
    <prov:activity prov:ref="ex:a1"/>
    <prov:trigger prov:ref="ex:e1"/>
  </prov:wasEndedBy>

</prov:document>