Higher order statements in RDF (cont'd)

Assign properties to the statement using reification

<?xml version="1.0"?>
<RDF xmlns="http://www.w3.org/TR/WD-rdf-syntax#">
  <Description about="http://foo.bar.com/video.mpg" bagID="B1">
    <Author xmlns="http://docs.r.us.com/bibliography-info/">Janne Saarela</Author>
  </Description>

  <Description aboutEach="#B1">
    <ValidUntil xmlns="http://www.some.com/validity/">20-Mar-99</ValidUntil>
  </Description>
</RDF>