PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He confronted the condition of the four million slaves who were freed at the Civil War's end who were living in poverty and needing education and other advantages.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hsutx.edu