PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Mixed and variable??? feedstocks, including wastes, for biorefineries is an area of focus for the U.S. Department of Energy (DOE), which also would like to see more private research and development being done, says Zia Haq, one of the leaders of the agency???s biofuels program.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationalgeographic.com