PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There may not be a definitive answer to these questions, says Jeremy Aguero, a principal with Applied Analysis, a Las Vegas economic consulting firm frequently used by the LVCVA. For every one dollar spent on advertising, how many visitors are going to come to Las Vegas" is a question that is very difficult to measure, he says.
http://www.w3.org/ns/prov#wasQuotedFrom
  • npri.org