About: http://webisa.webdatacommons.org/449653420

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	A reflective material other than aluminum may be used, such as, e.g., silver, titanium, gold, or copper.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es