PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • War new forms of forced labor emerged in the American South keeping hundreds of thousands of African Americans in a brutal system of neo-slavery that would persist until the onset of World War II.
http://www.w3.org/ns/prov#wasQuotedFrom
  • neh.gov