PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, as environmental pollution increases, there is a growing concern that many of our food sources may be affected with unwanted chemicals and substances such as pesticides and hormones.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nutritionaltree.com