_:vb91204	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#MessageHeader> .
_:vb91205	<http://www.w3.org/2006/http#elementName>	"timeout=15, max=50" .
_:vb91204	<http://www.w3.org/2006/http#fieldName>	<http://www.w3.org/2006/http-header#keep-alive> .
_:vb91205	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#HeaderElement> .
_:vb91204	<http://www.w3.org/2006/http#fieldValue>	_:vb91205 .