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Ochoa introduced the son as the staple diet of the group , and beefed up the percussion to balance the guajiro content with an African element .
 person: Ochoa
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: Ochoa 
Answer:
 person: Ochoa