<http://webisa.webdatacommons.org/237993171> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/237993171> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.com> . <http://webisa.webdatacommons.org/237993171> <http://www.w3.org/ns/prov#value> "Referring now to FIG. 1, a schematic diagram illustrating an exemplary architecture for communicating audio signals including embedded digital data from a local communication device 102 to a remote communication device 104 is shown." . <http://webisa.webdatacommons.org/prov/157087719> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/237993171> .