About: http://webisa.webdatacommons.org/75161152

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	This article discusses the various types of joins and shows you how to use them in a query.
http://www.w3.org/ns/prov#wasQuotedFrom	office.com