About: http://webisa.webdatacommons.org/67602136

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 second line, though, enables you to employ Procmail, which can be used as an interface to spam filters and other tools, on mail passed through the server.
http://www.w3.org/ns/prov#wasQuotedFrom	oreilly.com