PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • After all, the earth once had an atmosphere consisting of mostly greenhouse gasses (carbon dioxide, methane and water vapor) and nitrogen, yet life and the climate evolved.
http://www.w3.org/ns/prov#wasQuotedFrom
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