PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Biofuels are a renewable form of fuel that biochemical engineers have created from biological material such as plants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • teacherstryscience.org