PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But because so many sales letters are used to flog miracle diets and get-rich-quick schemes, most marketers have never considered using them for other types of products and services.
http://www.w3.org/ns/prov#wasQuotedFrom
  • kissmetrics.com