_:vb89009 "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" . _:vb89006 . _:vb89006 . _:vb89009 . _:vb89009 . _:vb89004 . _:vb89008 . _:vb89008 . _:vb89011 _:vb89006 . _:vb89006 . _:vb89006 _:vb89007 . _:vb89011 _:vb89010 . _:vb89005 . _:vb89008 _:vb89009 . _:vb89012 _:vb89011 . _:vb89010 _:vb89008 . _:vb89005 "vk.cc" . _:vb89005 . _:vb89012 _:vb89004 . _:vb89004 _:vb89005 . _:vb89004 . _:vb89010 . _:vb89004 . _:vb89008 . _:vb89007 . _:vb89007 . _:vb89007 "OpenLink Virtuoso RDF crawler" .