PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In a recent study, 61 percent of Americans ages 18 to 34 said that loneliness was a serious problem for those over age 65.
http://www.w3.org/ns/prov#wasQuotedFrom
  • transforminghealth.org