PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In general, Austin says, ???evaporation is strongest when the air temperature is much lower than the water temperature.??? An ice-coated boulder is surrounded by steam rising from the surface of Lake Superior a few miles up the shore from downtown Duluth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mprnews.org