About: http://webisa.webdatacommons.org/400821141

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	> It's not obvious to me that anything other than a table or index would matter.
http://www.w3.org/ns/prov#wasQuotedFrom	postgresql.org