About: http://webisa.webdatacommons.org/133707604

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	However, some types of signals, such as voice or music, must also be available as analog signals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr