PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nine of 10 children have elevated blood levels of one of 14 heavy metals, including lead, cadmium, and arsenic, according to the CDC. (AP Photo/Martin Mejia)
http://www.w3.org/ns/prov#wasQuotedFrom
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