About: http://webisa.webdatacommons.org/123065649

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	A set is a type of object, one that supports set operations
http://www.w3.org/ns/prov#wasQuotedFrom	composingprograms.appspot.com