About: http://webisa.webdatacommons.org/275208521

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	>>>> to define a type whose contents are types rather than elements?
http://www.w3.org/ns/prov#wasQuotedFrom	xml.org