_:vb81082 . _:vb81082 _:vb81083 . _:vb81083 "OpenLink Virtuoso RDF crawler" . _:vb81084 . _:vb81086 . _:vb81083 . _:vb81085 "application/rdf+xml; q=1.0, text/rdf+n3; q=0.9, application/rdf+turtle; q=0.5, application/x-turtle; q=0.6, application/turtle; q=0.5, text/turtle; q=1.0, application/xml; q=0.2, */*; q=0.1" . _:vb81082 . _:vb81085 . _:vb81084 _:vb81085 . _:vb81084 . _:vb81087 _:vb81082 . _:vb81087 _:vb81086 . _:vb81086 _:vb81084 .