About: http://webisa.webdatacommons.org/412649792

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	Each mask may include a small message projector 110, 112 which may include a lithographic projection slide, for example, of a desired logo or message such as a date.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com