PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is due to the fact that high levels of carbon dioxide (CO2) are present in the air due to animals and humans exhaling, organic matter such as leaves and plants decomposing, and carbon and oil burning from coal plants and vehicles.
http://www.w3.org/ns/prov#wasQuotedFrom
  • umwblogs.org