PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Countries like Nigeria in Africa depend on the tourism industry for much of their GDP. Although they do produce oil, diamonds, and other resources, they are outsourced cheaply to developed countries for them to produce items that can be sold for more money.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com