About: http://webisa.webdatacommons.org/372835186

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	For longer distances, such as spanning an ocean, a tone group might travel by submarine cable, or it might be placed on a high-frequency radio system.
http://www.w3.org/ns/prov#wasQuotedFrom	vermontel.net