PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I use NRDC???s fish guide (recommended by the American Pregnancy Association) to identify low-mercury fish (that???s sustainably-harvested to boot), and I avoid high-mercury types altogether, such as tuna and swordfish.
http://www.w3.org/ns/prov#wasQuotedFrom
  • onearth.org