About: http://webisa.webdatacommons.org/287022597

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	the wires and windings comprising a high contrast material, often including gold, platinum, tantalum, or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com