_:vb56648	<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> .
_:vb56648	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#HeaderElement> .
_:vb56648	<http://www.w3.org/2006/http#elementName>	"keep-alive" .