About: http://webisa.webdatacommons.org/177896750

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 computer network, in accordance with a preferred embodiment of the invention, utilizes sound waves transmitted between computers for communication, using existing hardware, such as an audio card, loudspeakers and a microphone.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com