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He was a member of the 2012 United States Olympic Team and earned a gold medal as a member of the winning U.S. team in the 4x100-meter medley relay at the 2012 Summer Olympics .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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