About: http://webisa.webdatacommons.org/64812656

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	Historically, gold or platinum group metals such as palladium or platinum have been added as a way of adding nobility to the silver.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com