PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Even though herbal products, such as echinacea, are natural, that does not mean that they are always safe or good for you.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov