PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Concerns exist about environmental toxins, including mercury, polychlorinated biphenyls (PCBs) and dioxins, that may contaminate seafood.
http://www.w3.org/ns/prov#wasQuotedFrom
  • colostate.edu