PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Single Sign-On in SharePoint Portal Server 2003 (Chapter 26) Read about the Microsoft Single Sign-On service that provides storage and mapping of credentials such as account names and passwords so that portal-site???based applications can retrieve information from third-party enterprise applications such as Enterprise Resource Planning (ERP) and Customer Relations Management (CRM) systems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • msdn.com