PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Perhaps there is a reason why FDA does one and USDA does the other, but there should be some sort of common standards so that both agencies do it in the same way at about the same frequency.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com