About: http://webisa.webdatacommons.org/396162195

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 a database system is mentioned in the book, it is mostly Oracle.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com