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Sharon Marie Stouder ( born November 9 , 1948 ) is an American former competition swimmer , three-time Olympic champion , and former world record-holder in three events .
 Sharon, Stouder
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sharon, Stouder