PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To cite a famous example, Newton's revered Theory of Gravity stated that gravity is a force that massive objects exert on each other, with a force proportional to the mass and inversely proportional to distance squared, i.e. f = (m1 * m2)/(d^2).
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com