About: http://webisa.webdatacommons.org/37108436

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	A system according to claim 3, including means for enabling the user to transmit additional commands to the central terminal by at least one of user telephone terminal keyboard entry and voice.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com