About: http://webisa.webdatacommons.org/273720954

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	As you suggest, blind testing is most often being used where people are expecting a difference.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.co.uk