About: http://webisa.webdatacommons.org/402018271

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	The file system extends the functionality typically provided by file systems because it also deals with items that are non-file data, such as personal contacts, event calendars, and e-mail messages.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com