About: http://webisa.webdatacommons.org/59064235

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	PostBooks, on the other hand, is a simpler version available under the OSI (Open Source Initiative)-approved Common Public Attribution License (CPAL) free of charge.
http://www.w3.org/ns/prov#wasQuotedFrom	linuxinsider.com