About: http://webisa.webdatacommons.org/37889742

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The present invention is a system, method and apparatus for maintaining the state of a portal page responsive to one or more refresh requests initiated in portlets in the portal page in requesting client content browser.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com