PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The waste product from burning natural gas is carbon dioxide and water.Carbon dioxide is a greenhouse gas, but the nice thing about natural gas is that it generates electricity with a much smaller carbon footprint than coal.Or does it?
http://www.w3.org/ns/prov#wasQuotedFrom
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