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Tennessee National Guard On October 1 , 1920 , Adjutant General Baxter Sweeney gave formal recognition to the First Squadron , Air Service , Tennessee National Guard .
 Tennessee, Guard, Squadron, Tennessee, Guard
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Tennessee, Guard, Squadron, Tennessee, Guard