PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When light from, for example, different colour LEDs is intermixed, the chromaticity of the mixed light can be sufficiently accurately determined by characteristics such as the intensities, center wavelengths and spectral bandwidths of the LEDs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com