About: http://webisa.webdatacommons.org/28619374

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	relational databases such as Oracle, DB2, MySQL, PostgreSQL, and
http://www.w3.org/ns/prov#wasQuotedFrom	safaribooksonline.com