PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Rather than transmitting information as electrical signals via signal lines, the same information can be encoded in electromagnetic radiation (???ER???) and transmitted via waveguides, such as optical fibers, ridge waveguides, and photonic crystal waveguides.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk