About: http://webisa.webdatacommons.org/84688124

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	In one embodiment, a role is a security grouping supported by the underlying COTS DBMS or operating system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com