PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While such sources as wind, solar, tidal and nuclear energies are often presented as potential means for meeting society's energy needs, the implementation and commercialization of such technologies has been slow.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com