About: http://webisa.webdatacommons.org/122714343

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	Watermarks are often used as security features of banknotes, passports, postage stamps, and other documents to prevent counterfeiting (see security paper).
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org