About: http://webisa.webdatacommons.org/197910925

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	Suitable materials include metals, such as iron, ruthenium, osmium, cobalt, nickel, palladium, platinum, copper, silver, gold, and the like, and alloys of the foregoing.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com