PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The light absorber film may be made of a material such as Ta, Ta alloy (for example, a material containing Ta and B, a material containing Ta, B, and N), Cr, Cr alloy (for example, a material containing Cr and at least one element selected from nitrogen, oxygen, carbon, and fluorine).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com