PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ethanol production facilities are major sources of harmful air pollutants such as volatile organic compounds, carbon monoxide, nitrogen oxides, particulate matter, and other hazardous compounds.
http://www.w3.org/ns/prov#wasQuotedFrom
  • epa.gov