About: http://webisa.webdatacommons.org/21280599

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	This page, in particular the link to Principals has good info, including how to create them etc. http://msdn.microsoft.com/en-us/library/bb510589.aspx
http://www.w3.org/ns/prov#wasQuotedFrom	sqlteam.com