_:vb55850	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
_:vb55850	<http://www.w3.org/2002/07/owl#unionOf>	_:vb55852 .
_:vb55851	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil> .
_:vb55851	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/2002/12/cal/ical#Vtodo> .
_:vb55852	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb55851 .
_:vb55852	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/2002/12/cal/ical#Vevent> .