PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The second option seems the most logical, but getting this information is not always easy.For instance, you might want to know what product feature is the most relevant to users so you are able to promote in a premium spot on your site, or you might want to know how users evaluate aspects of your site such as the checkout process.
http://www.w3.org/ns/prov#wasQuotedFrom
  • searchenginejournal.com