PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Exposure to high level of smoke, which can contain a variety of compounds including carbon dioxide, carbon monoxide, nitrogen oxides and particulate matter, is particularly difficult for older adults, children and people with chronic health conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nasa.gov