About: http://webisa.webdatacommons.org/233009862

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They may also include a base metal such as copper or aluminum, and may or may not be plated with another material (such as Ni/Pd).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com