About: http://webisa.webdatacommons.org/269099385

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	In a preferred embodiment, the local sources of analog video and audio signals are a camera and a microphone, respectively.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com