PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • His research has focused on the health risks of inhaled pollutants???particles and ozone in outdoor air and indoor pollutants including secondhand smoke and radon.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ucla.edu