PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Persons with existing health problems such as heart and lung disease are especially vulnerable, as are infants, children, pregnant women, and the elderly.
http://www.w3.org/ns/prov#wasQuotedFrom
  • reshealth.org