About: http://webisa.webdatacommons.org/199202646

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	You can add optional services, some free, some paid, that add features such as a database, but you will not know how they are set up exactly.
http://www.w3.org/ns/prov#wasQuotedFrom	serverfault.com