About: http://webisa.webdatacommons.org/455838041

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	Some cities, such as London, San Francisco and Washington, DC, have already opened their data vaults.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com