PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fluids that are heated from below, including water within sediments and cracks in the seafloor, rise because their density is decreased.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wwnorton.com