About: http://webisa.webdatacommons.org/392031017

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	Exemplary transparent materials may comprise dielectrics such as silicon dioxide (SiO2), titanium dioxide (TiO2), magnesium fluoride (MgF2), chromium (III) oxide (Cr3O2), silicon nitride (Si3N4), etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com