PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Kraft and ConAgra both confirmed that they do list any source of gluten including wheat, rye, barley and oats on all of their products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • celiac.com