_:vb50025	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#HeaderElement> .
_:vb50024	<http://www.w3.org/2006/http#fieldValue>	_:vb50025 .
_:vb50024	<http://www.w3.org/2006/http#fieldName>	<http://www.w3.org/2006/http-header#pragma> .
_:vb50025	<http://www.w3.org/2006/http#elementName>	"no-cache" .
_:vb50024	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#MessageHeader> .