About: http://webisa.webdatacommons.org/387251277

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	Suitable stamp materials may be constructed from silicon, germanium, ceramics, or other semiconductor materials, including, but not limited to type III-V materials and carbide coated materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com