About: http://webisa.webdatacommons.org/50176447

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	sometimes be more expensive in terms system, such as switching subsidies
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com