About: http://webisa.webdatacommons.org/39094259

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	But it is hard to be consistent for some 38 years and I think they came as close to such an achievement as one might expect.
http://www.w3.org/ns/prov#wasQuotedFrom	progarchives.com