About: http://webisa.webdatacommons.org/161875760

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	Actually, one chapter is mostly about them, and they are mentioned repeatedly throughout the rest of the book.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.ca