<http://www.w3.org/1999/xhtml/vocab#main>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#Property> .
<http://www.w3.org/1999/xhtml/vocab#main>	<http://www.w3.org/2000/01/rdf-schema#member>	<http://www.w3.org/1999/xhtml/vocab#role-properties> .
<http://www.w3.org/1999/xhtml/vocab#main>	<http://www.w3.org/2000/01/rdf-schema#comment>	"acts as the\n      main content of the document. "^^<http://www.w3.org/2001/XMLSchema#string> .