_:vb868320	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb868319 .
_:vb868321	<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>	_:vb868320 .
_:vb868320	<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>	<http://www.w3.org/2002/12/cal/ical#Vtodo> .