About: http://webisa.webdatacommons.org/60723910

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	Extension methods are a new feature that allows you to enhance an existing class by adding a new method to it without modifying the actual code for the class.
http://www.w3.org/ns/prov#wasQuotedFrom	simple-talk.com