About: http://webisa.webdatacommons.org/400017639

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	FIG. 4 is a flow chart illustrating the steps that are performed in the illustrative embodiment when the content source attaches a first digital watermark to content.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com