About: http://webisa.webdatacommons.org/180021414

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 did get me thinking about the more abstract of the same question, i.e. where did the idea come from in the first place, especially for the ones that really work?
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com