PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But many northwest companies and universities are involved in algae biofuel research and pilot projects, including an effort to use algae to reduce CO2 emissions at PGE???s Boardman coal plant.
http://www.w3.org/ns/prov#wasQuotedFrom
  • opb.org