About: http://webisa.webdatacommons.org/50196934

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	RR???s typically expire after 2 weeks.Here is an example of how it works.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com