8913
These include the pennant numbers used by the Royal Navy and some Commonwealth countries , the hull classification symbols used by the US , NATO and some other countries , and the Canadian hull classification symbols .
 organization: Royal Navy; organization: Commonwealth; location: US; organization: NATO
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Royal Navy; organization: Commonwealth; location: US; organization: NATO