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Jamaal Torrance ( born July 20 , 1983 ) is an American sprinter , who specializes in the 400 meters .
 Jamaal Torrance, American
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Jamaal Torrance, American