PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Many WAFs, like those produced by Imperva Inc. and Barracuda Networks Inc., can help prevent attacks such as SQL injection, cross-site scripting and others that target flaws in application logic or technical vulnerabilities in software.
http://www.w3.org/ns/prov#wasQuotedFrom
  • techtarget.com