PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Generally, one of the ON or OFF configuration corresponds to a flat micromirror surface, a high quality of which being quite difficult to achieve and thus explaining the difficulty in creating high quality systems based on such conventional light valve technology.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr