PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Domestic and migrant workers are often kept as de facto slaves, as are people working in construction, food, garment and other industries.
http://www.w3.org/ns/prov#wasQuotedFrom
  • schoolhistory.co.uk