About: http://webisa.webdatacommons.org/254945061

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	Layers 48 and 50, like layers 26 and 28 comprise silicon, and may be, for example, amorphous, polycrystalline, single crystal silicon or other semiconductor materials listed above.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com