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At the 2004 Summer Olympics in Athens , Shim maintained her program by qualifying for two swimming events .
 location: Athens; person: Shim
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: Athens, Shim 
Answer:
 location: Athens; person: Shim