PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Nielsen Co. found that 34% of Americans have used social media sites such as Facebook and Twitter to rant or rave about a product, company or brand.
http://www.w3.org/ns/prov#wasQuotedFrom
  • techtarget.com