About: http://webisa.webdatacommons.org/111345182

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	(notably P. Schilder and H. H??caen), then for some reason interest decreased and now is not even mentionned in some textbooks.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com