PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However different foods use different grains such as oats, rice, wheat, corn, etc...Nearly all commerically-produced, over-the-counter, sold at retail outlets contain corn.
http://www.w3.org/ns/prov#wasQuotedFrom
  • snopes.com