<?xml version="1.0"?>
   <powder xmlns="http://www.w3.org/2007/05/powder#" 
          xmlns:ex="http://example.org/vocab#">

      <attribution>
         <issuedby src="http://authority.example.org/company.rdf#me" />
         <issued>2007-12-14T00:00:00</issued>
      </attribution>

      <dr>
         <iriset>
            <includehosts>movie.example.com</includehosts>
            <includepathstartswith>/after9pm</includepathstartswith>
         </iriset>

         <descriptorset include="adult" />
         <descriptorset include="trustmark" />
      </dr>

      <descriptorset node="adult">
         <ex:agemin>18</ex:agemin>
      </descriptorset>

      <descriptorset node="trustmark">
         <typeof src="http://trust.example.org/vocab#trustedsite" />
      </descriptorset>
   </powder>
