PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, there is a theory that predicts the numerical value of alpha: This theory is QED in connection with a basic rule of quantum mechanics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • researchgate.net