PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Large bottom-feeder fish such as tuna, shark, king mackerel, tilefish, and especially swordfish are high in mercury.
http://www.w3.org/ns/prov#wasQuotedFrom
  • riseearth.com