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No. 5 Service Flying Training School ( No. 5 SFTS ) was a Royal Australian Air Force flight training unit of World War II .
 organization: Royal Australian Air Force
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 Australian Air Force