About: http://webisa.webdatacommons.org/257500228

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	He was known by many of the most famous figures of European history, including Casanova, Madame de Pampadour, Voltaire, King Louis XV, Catherine the Great, Anton Mesmer and others.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com