About: http://webisa.webdatacommons.org/15837669

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	The urgency signal shall be transmitted only on the authority of the master or the person responsible for the ship, aircraft or other vehicle carrying the mobile station.
http://www.w3.org/ns/prov#wasQuotedFrom	ccg-gcc.gc.ca