PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Carbon markets work in much the same way: Big polluters are issued allowances to emit carbon dioxide and other greenhouse gases, which they can then trade to find the cheapest way to meet national targets.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hcn.org