PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The states contend carbon dioxide emissions can be reduced by increasing efficiency at coal-burning plants, switching from coal to cleaner burning fuels, investing in energy conservation, and using clean energy sources such as wind and solar power.
http://www.w3.org/ns/prov#wasQuotedFrom
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