About: http://webisa.webdatacommons.org/269488227

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	Personal and business papers including fan mail, contracts, options, lay-offs, notes, and congratulatory telegrams.
http://www.w3.org/ns/prov#wasQuotedFrom	cdlib.org