About: http://webisa.webdatacommons.org/312217617

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	It introduces the ability to search content stored within Google Docs and Google Sites, along with Twitter and other sites.
http://www.w3.org/ns/prov#wasQuotedFrom	webpronews.com