About: http://webisa.webdatacommons.org/212445425

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	Proxy class can just be instantiated for interfaces, i.e. your class has to implement an interface
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com