About: http://webisa.webdatacommons.org/239679725

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	user identifiers must use some other means to denote things such as x' =
http://www.w3.org/ns/prov#wasQuotedFrom	digitalmars.com