About: http://webisa.webdatacommons.org/222927544

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	Each craft broadcast its position, identifying information, and other messages on a regular basis without the need for any interrogation signal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com