About: http://webisa.webdatacommons.org/311367064

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	> This should also make it easier to implement all kinds of GROUP BY
http://www.w3.org/ns/prov#wasQuotedFrom	postgresql.org