PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Because burning of fossil fuels, particularly oil and coal, releases CO2, a greenhouse gas, more efficient and clean-burning fuels such as natural gas are being increasingly utilized.
http://www.w3.org/ns/prov#wasQuotedFrom
  • utexas.edu