PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Structure 600A includes a substrate 610 of a material such as a photonic bandgap crystal, silica, or another optical material containing a waveguide 615.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com