_:vb923877	<http://www.w3.org/2002/07/owl#unionOf>	_:vb923880 .
<http://www.w3.org/2006/vcard/ns#bday>	<http://www.w3.org/2000/01/rdf-schema#range>	_:vb923877 .
_:vb923877	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2000/01/rdf-schema#Datatype> .