PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Items such as pumpkin puree, whose only ingredient is pumpkin, do not have to be certified gluten-free, do they?
http://www.w3.org/ns/prov#wasQuotedFrom
  • celiac.com