About: http://webisa.webdatacommons.org/382084945

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	If performance is an issue, you can have persistent views (If I recall correctly) in Oracle, which essentially will allow you to denormalise the Db in a controlled manner for performance gains.
http://www.w3.org/ns/prov#wasQuotedFrom	codeproject.com