About: http://webisa.webdatacommons.org/334070629

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	Keywords and other filtering means that define spam can be blacked out in the email, web page, etc so the user can tell if he wants to read it or not.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com