About: http://webisa.webdatacommons.org/58787502

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	More specifically, examples include copper, aluminum, gold, silver, tungsten, iron, nickel, and other such metals, and alloys such as iron-nickel or phosphor bronze.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com