PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • They are a cost stable, low carbon fuel that can reduce greenhouse gas emissions when used as an alternative to fossil fuels such as heating oil, propane and natural gas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • quadrafire.com