About: http://webisa.webdatacommons.org/412195878

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	The purpose is to achieve "system-wide consistency in access control, with applying fine-grained mandatory access control to various database objects such as tables, columns and tuples.
http://www.w3.org/ns/prov#wasQuotedFrom	pgcon.org