About: http://webisa.webdatacommons.org/62688892

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	He includes an example of how, despite a BankAccount type hint, classes for different types of accounts can be created and methods from the parent can be overwritten.
http://www.w3.org/ns/prov#wasQuotedFrom	phpdeveloper.org