About: http://webisa.webdatacommons.org/205259454

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	to 2010 and includes memos, correspondence, sketches, drawings, reports, specifications, and other materials.
http://www.w3.org/ns/prov#wasQuotedFrom	cdlib.org