About: http://webisa.webdatacommons.org/438280430

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	In the present specification, the intrinsic region is directed to a region to which impurity elements that give n-type or p-type and impurity elements such as carbon, nitrogen or oxygen are not intentionally added.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com