      xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
      xmlns:example="http://www.example.org/"
  <head profile="http://www.w3.org/1999/xhtml/vocab">
	<title>Test 0104</title>
  </head>
  <body>
  	<p>
    	The word "interfenestration" has 
    	<span about="#interfenestration" rel="example:size">
            <span property="rdf:value">17</span>
            <span property="example:unit">character</span>s.
    	</span>
	</p>
  </body>
