RDF Query for Content Selection

<r:RDF xmlns:r="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
       xmlns:p="http://www.w3.org/TR/WD-pics2.0#"
       xmlns:sv="http://www.w3.org/2004/05/07-CS-RDF/">

   <r:Description>
      <p:ratingService>http://example.com/ratingSrvc1</p:ratingService>
      <p:by>reviewer1@example.com</p:by>
      <p:on>20040518T7:23Z</p:on>
      <p:until>20041118T7:23Z</p:until>
      <sv:left>http://example.org/mayhem</sv:left>
      <sv:violentContent>9</sv:violentContent>
      <sv:explicitSex>0</sv:explicitSex>
   </r:Description>
<r:RDF>