About: http://webisa.webdatacommons.org/213223271

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	including letterhead stationery, newspapers, and files relating to issues such as California oil, and politics and elections.
http://www.w3.org/ns/prov#wasQuotedFrom	cdlib.org