About: http://webisa.webdatacommons.org/150797455

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	SI message traffic may be entered manually via the TACINTEL II+ peripheral equipment or the display terminal keyboard; however, most of the message traffic is entered automatically by systems or facilities connected to TACINTEL II+.
http://www.w3.org/ns/prov#wasQuotedFrom	fas.org