About: http://webisa.webdatacommons.org/289405833

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	Note that some attributes or indexes such as the primary keys, foreign keys, and unique keys have been removed from t__p__p1 and t__p__p2, the promoted tables.
http://www.w3.org/ns/prov#wasQuotedFrom	cubrid.org