About: http://webisa.webdatacommons.org/171060973

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	Which is why I think major search engines such as Google, MSN & Yahoo! are relevancy search engines and RSS search engines are conversation search engines.
http://www.w3.org/ns/prov#wasQuotedFrom	backbonemedia.com