About: http://webisa.webdatacommons.org/128442932

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	I???m not suggesting ???ThrowArgumentNullExceptionIfNull()??? but something that indicates there is an expectation rather than just an inspection (check).
http://www.w3.org/ns/prov#wasQuotedFrom	msmvps.com