PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The key is to recognize that burning fossil fuels not only release CO2, but also soot, sulfur dioxide, nitrogen oxides and other pollutants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chinadaily.com.cn