PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We contacted the power company and Phillips Petroleum and other companies, and we have a state-of-the-art, geothermal heating and cooling system, one of the first in the entire region.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbs.org