About: http://webisa.webdatacommons.org/6557429

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 fact, we can find instances of it until the middle of the 20th century, particularly on the Continent.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com