Radicale/radicale/tests/static/proppatch_remove_multiple1.xml

<?xml version="1.0" encoding="utf-8"?>
<D:propertyupdate xmlns:D="DAV:">
  <D:remove>
    <D:prop>
      <I:calendar-color xmlns:I="http://apple.com/ns/ical/" />
      <C:calendar-description xmlns:C="urn:ietf:params:xml:ns:caldav" />
    </D:prop>
  </D:remove>
</D:propertyupdate>