About: http://webisa.webdatacommons.org/382507580

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	An external system is a source of data, such as a Web service, SQL Server database, other relational database, or a custom connector, that can be used in a solution.
http://www.w3.org/ns/prov#wasQuotedFrom	microsoft.com