About: http://webisa.webdatacommons.org/262763182

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 substrate for the submaster is preferably glass, but, again may also be other materials such as ceramic, polymer or metal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com