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She challenged seven other swimmers on the same heat as Sydney , including top medal favorite Éva Risztov of Hungary .
 location: Sydney; person: Éva Risztov
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: Sydney, Éva Risztov 
Answer:
 location: Sydney; person: Éva Risztov