PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He pioneered research techniques such as the focus group, understood the power of word-of-mouth persuasion and earned startling fees for his theories.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com