About: http://webisa.webdatacommons.org/456269227

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	By way of example, these include insulators such as silicon dioxide and silicon nitride, metals such as tungsten, aluminum, copper, nickel, palladium, and semiconductors such as silicon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr