_:vb56782	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#HeaderElement> .
_:vb56781	<http://www.w3.org/2006/http#fieldValue>	_:vb56782 .
_:vb56782	<http://www.w3.org/2006/http#elementName>	"Tue, 27 Apr 1971 19:44:06 GMT" .
_:vb56781	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2006/http#MessageHeader> .
_:vb56781	<http://www.w3.org/2006/http#fieldName>	<http://www.w3.org/2006/http-header#expires> .