PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Annual global investment in water infrastructure, e.g. canalization, dams or power stations, exceeds 500 billion US dollars.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org