PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This air pollution comes from the dust they stir up; particulate matter is a recognized pollutant on its own, and it also may contain pollens, animal feces, landscape chemicals, lead, mold spores, and other contaminants that are unhealthy for us to breathe.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gardenrant.com