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John Amos Shea ( September 7 , 1910 – January 22 , 2002 ) , better known as Jack Shea or The Chief , was an American double-Gold medalist in speed skating at the 1932 Winter Olympics .
 Shea, Jack Shea
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Shea, Jack Shea