_:vb56657 <http://www.w3.org/2007/05/powder-s#describedby> <http://demo.openlinksw.com/about/id/entity/http/demo.openlinksw.com/about/rdf/http://www.freebase.com/view/en/abraham_lincoln%23this> . _:vb56657 <http://www.w3.org/2006/http#fieldName> <http://www.w3.org/2006/http-header#server> . _:vb56658 <http://www.w3.org/2007/05/powder-s#describedby> <http://demo.openlinksw.com/about/id/entity/http/demo.openlinksw.com/about/rdf/http://www.freebase.com/view/en/abraham_lincoln%23this> . _:vb56658 <http://www.w3.org/2006/http#elementName> "nginx/1.10.3 (Ubuntu)" . _:vb56658 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2006/http#HeaderElement> . _:vb56657 <http://www.w3.org/2006/http#fieldValue> _:vb56658 . _:vb56657 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2006/http#MessageHeader> .