PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Coal and oil are indirect forms of solar energy, the end result of what happens when you apply gigantic geological forces to now dead photosynthetic plants over the course of millions of years.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greentechmedia.com