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He participated in the same heat as Sydney against two other swimmers Jorge Oliver of Puerto Rico and Yevgeniy Ryzhkov of Kazakhstan .
 location: Sydney; person: Yevgeniy Ryzhkov
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, Yevgeniy Ryzhkov 
Answer:
 location: Sydney; person: Yevgeniy Ryzhkov