PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The alarm clock of the present invention uniquely contains receiver means for detecting power line carrier signals indicating the occurrence of a sound producing event or other signal or stimuli remote from the location of the alarm clock, such as the ringing of a doorbell or telephone, voices from a baby monitor, or alarm sounds from a smoke detector.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com