About: http://webisa.webdatacommons.org/447933809

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	In general, he is right, because at least we do not have any examples of cases
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org