About: http://webisa.webdatacommons.org/195569207

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	Therefore, there is a problem that it is not possible to flexibly cope with the optical communication system in which the transmission condition frequently changes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com