PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Three new studies reveal that a chemical called nitrate ??? found in green vegetables including spinach, lettuce and celery ??? may aid heart health and reduce the risk of obesity and diabetes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • foodfacts.com