PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For more than 20 years researchers at Harvard and elsewhere have been looking at the long-term health effects of eating certain types of foods.
http://www.w3.org/ns/prov#wasQuotedFrom
  • harvard.edu