PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ozone forms in the lower atmosphere when chemicals, mostly emissions from vehicles and industries, react with summer sunlight.
http://www.w3.org/ns/prov#wasQuotedFrom
  • dallasnews.com