About: http://webisa.webdatacommons.org/329957534

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	In other words, a metal, such as magnesium, copper, aluminum bronze, or beryllium kappa, may be used in addition to the materials used for the conventional face plate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com