@prefix rdf: . @prefix http-voc: . _:vb357077 rdf:type http-voc:HeaderElement . @prefix pwdr: . @prefix ns3: . _:vb357077 pwdr:describedby ns3:sparql , . @prefix ns4: . _:vb357077 pwdr:describedby ns4:sparql . @prefix ns5: . _:vb357077 pwdr:describedby ns5:sparql ; http-voc:elementName "Virtuoso/08.00.3224 (Linux) x86_64-redhat-linux-gnu-ANALYTICS VDB" . _:vb358253 rdf:type http-voc:MessageHeader ; pwdr:describedby ns4:sparql , ns3:sparql , , ns5:sparql . @prefix ns6: . _:vb358253 http-voc:fieldName ns6:server ; http-voc:fieldValue _:vb357077 .