PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Peru is an upper-middle-income country with a gross domestic product (GDP) per capita of just over US$10,000 (purchasing power parity).
http://www.w3.org/ns/prov#wasQuotedFrom
  • worldbank.org