About: http://webisa.webdatacommons.org/309605714

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	The art of adding a signal, including a watermark signal, to a medium in order to embed information which is not easily discernible upon normal examination or playback is generally termed ???steganography???.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com