<http://purl.org/ontology/bibo/Periodical>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	_:vb925877 .
_:vb925877	<http://www.w3.org/2002/07/owl#onProperty>	<http://purl.org/dc/terms/hasPart> .
_:vb925877	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .
_:vb925877	<http://www.w3.org/2002/07/owl#allValuesFrom>	<http://purl.org/ontology/bibo/Issue> .