PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As used in this disclosure, the term ???optically active element??? refers to a portion of a chip which can interconvert between light and electrical signals as, for example, a photodetector adapted to produce electrical signals in response to light or a photoemitting element such as a LED or laser adapted to emitted light in response to electrical signals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com