About: http://webisa.webdatacommons.org/311379876

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	> There is an explicit test for whether the transaction has modified
http://www.w3.org/ns/prov#wasQuotedFrom	postgresql.org