About: http://webisa.webdatacommons.org/80804542

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 just looking at the method would not sufficient to tell whether the operation is idempotent or not.
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org