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chant was also heard during the 2016 Summer Olympics in Rio de Janeiro , Brazil , when Baltimore native Michael Phelps received one of his gold medals on August 9 , 2016 .
 location: Rio de Janeiro; location: Brazil; location: Baltimore; person: Michael Phelps
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Rio de Janeiro; location: Brazil; location: Baltimore; person: Michael Phelps