About: http://webisa.webdatacommons.org/274472831

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	I refer to documentary sources, including interviews (from the 80s) with those directly interested.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com