About: http://webisa.webdatacommons.org/393807474

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	As an auxiliary data channel within multimedia content, digital watermarks may be used for carrying various types of data, including content identifiers as well as other types of data.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com