About: http://webisa.webdatacommons.org/30680794

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	So, even if there were a strict rule (which I doubt there is) what good would it be if the terms are still ambiguous?
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com