About: http://webisa.webdatacommons.org/257093709

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	In other words it is only the z.x(); syntax for a call that makes it a method call, the call being a method call has nothing to do with whether x is a method of z or not.
http://www.w3.org/ns/prov#wasQuotedFrom	codingforums.com