<http://www.w3.org/2006/vcard/ns#Unknown>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://www.w3.org/2006/vcard/ns#Gender> .
<http://www.w3.org/2006/vcard/ns#Unknown>	<http://www.w3.org/2000/01/rdf-schema#label>	"Unknown"@en .
<http://www.w3.org/2006/vcard/ns#Unknown>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .