PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It includes net earnings from self-employment, but only for a trade or business in which your personal services are a material income-producing
http://www.w3.org/ns/prov#wasQuotedFrom
  • ntis.gov