PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In 1861, the year when the Civil War began, slaves comprised more than one-third of the South's population. (By the 1820s, all the states in the northeast had outlawed slavery.) Although some slaves were house servants and nurses to white children, most - both male and female (even pregnant women) - worked in the plantation fields raising such crops as hemp, rice, tobacco, sugar, and cotton.
http://www.w3.org/ns/prov#wasQuotedFrom
  • worldalmanac.com