PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, following meals with crunchy fruits and vegetables such as apples, celery and carrots can help to minimise staining and whiten teeth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • huffingtonpost.co.uk