PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • here is an interesting accessory to the ion chambers above or other radiation detectors that will allow for the indirect detection of radon gas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • techlib.com