PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • All possibilities are kept open, i.e. combination of oil, gas, ???clean coal???, nuclear, renewables, etc. 5.
http://www.w3.org/ns/prov#wasQuotedFrom
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