PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Air Alliance Houston claimed that toxic chemicals released by oil refineries, such as benzene, nitrogen oxides and sulfur dioxides, trigger the development of different types of cancer, asthma and other diseases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • processingmagazine.com