PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Children are especially at risk of exposure to the 3,000 synthetic chemicals that are produced in quantities of 1 million tons or more per year.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mssm.edu