About: http://webisa.webdatacommons.org/416682031

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 me at least, the answer is a clear no, these are not "URIs" as in
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org