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Former Cincinnati Royals and Chicago Zephyrs head coach Jack McMahon was named as the franchise 's first head coach and general manager .
 Cincinnati Royals, Chicago Zephyrs, Jack McMahon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cincinnati Royals, Chicago Zephyrs, Jack McMahon