About: http://webisa.webdatacommons.org/224617599

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	The many excellent drawing and diagrams are a great help in explaining the concepts.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com