PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This handbook focuses on the complex process of drilling a geothermal well, including techniques and hardware that have proven successful for both direct use and electricity generation around the world.
http://www.w3.org/ns/prov#wasQuotedFrom
  • osti.gov