PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thereafter the number of orphanages increased in response to wars, especially the Civil War, and to epidemics of tuberculosis, cholera, yellow fever, and influenza. (Contemporary epidemics such as AIDS, the resurgence of tuberculosis, and the rampant use of crack cocaine have the potential to create another orphan crisis in the twenty-first century.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theatlantic.com