PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The medical devices or the present invention apparatus may include any types of indicators to indicate a prior used or non-sterile item (e.g., audio, visual, LEDs or other visual indicators of various colors or flashing at any desired frequency, speech synthesis, alarm sound either continuous or beeping at any desired frequency, etc.).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com