PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Natural building uses locally available, low-impact materials such as straw, stone, earth, recycled materials, small diameter wood and other sustainable building materials.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greenhomebuilding.com