About: http://webisa.webdatacommons.org/273699692

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	A single masking layer, either graded or homogeneous, that is able to protect surface portion 21 of semiconductor 10, 12 against etching and other process steps may also be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es