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A veteran of 55 years in professional baseball , Nixon managed at virtually every level of the sport , from the lowest minor league to MLB assignments with the Cincinnati Reds and Atlanta Braves .
 Nixon, Cincinnati Reds, Atlanta Braves
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nixon, Cincinnati Reds, Atlanta Braves