About: http://webisa.webdatacommons.org/61469351

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 light generated by lamp 1 is reflected by a mirror 24 having a layer, for example, of aluminum or silver formed on a substrate such as glass or a metal plane by sputtering or evaporation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com