About: http://webisa.webdatacommons.org/375269666

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	If you omit the CONSTRAINT keyword, Oracle Database Lite generates a name with this form: POL_SYS_CONSn, where n is an integer that makes the name unique within the database.
http://www.w3.org/ns/prov#wasQuotedFrom	oracle.com