About: http://webisa.webdatacommons.org/151918768

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	On the other hand, hitherto, a system such as frequency multiplex, time-sharing multiplex, wavelength multiplex, or the like has been used as a system for multiplexing digital signals and transmitting.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com