_:vb52222 . _:vb52223 . _:vb52227 _:vb52226 . _:vb52222 . _:vb52225 "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" . _:vb52220 . _:vb52225 . _:vb52228 _:vb52220 . _:vb52226 _:vb52224 . _:vb52220 . _:vb52225 . _:vb52228 _:vb52227 . _:vb52224 . _:vb52223 "OpenLink Virtuoso RDF crawler" . _:vb52227 . _:vb52221 . _:vb52222 _:vb52223 . _:vb52226 . _:vb52224 . _:vb52224 _:vb52225 . _:vb52221 . _:vb52221 "demo.openlinksw.com" . _:vb52227 _:vb52222 . _:vb52223 . _:vb52226 . _:vb52228 . _:vb52222 . _:vb52220 . _:vb52220 _:vb52221 . _:vb52224 .