PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The second conductive layer 20t/20c are made out of a metal such as tungsten (W), titanium (Ti), Molybdenum (Mo), silver (Ag), tantalum (Ta), aluminum (Al), copper (Cu), gold (Au), chrome (Cr), niobium (Nb), or an alloy thereof.
http://www.w3.org/ns/prov#wasQuotedFrom
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