About: http://webisa.webdatacommons.org/242563201

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	An interface like that would not allow a duck-type like validation, i.e. only requiring that a certain method with a certain return value is present.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com