PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These materials are important to the development and deployment of a variety of clean energy technologies, such as wind turbines, hybrid vehicles, solar panels and energy efficient light bulbs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • osti.gov