PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Serious geothermal action, like the kind the supercharges the hot springs and geysers at Yellowstone, takes place mainly deep underground, I knew, where rocks superheated by the earth???s natural body heat produce either steam, hot water, or just plain old heat.
http://www.w3.org/ns/prov#wasQuotedFrom
  • solarfeeds.com