About: http://webisa.webdatacommons.org/100919529

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	I have used Castor on a legacy (pre-system) database system, that I can assure you is anything other than toy.
http://www.w3.org/ns/prov#wasQuotedFrom	theserverside.com