PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are several proven methods to reduce radon levels in your home, but the main one is a vent pipe system and fan, which pulls radon out and away from your home, sending it outside.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wibw.com