PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (07/25/2006) The changes, which all apply to all new homes, company and public buildings, will make micro-generation, such as solar panels to heat hot water, solar photo voltaic panels on roofs to generate electricity or small wind turbines for houses, mandatory in under two years.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mongabay.com