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<http://purl.org/ontology/bibo/issn>	<http://xmlns.com/foaf/0.1/topic>	_:vb50897949 .
_:vb50897949	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .
_:vb50897949	<http://www.w3.org/2002/07/owl#onProperty>	<http://purl.org/dc/terms/hasPart> .
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_:vb50897949	<http://www.w3.org/2007/05/powder-s#describedby>	<http://demo.openlinksw.com/about/id/entity/http/purl.org/ontology/bibo/issn> .