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Niru , ( born Nirmalan Nadarajah on January 13 , 1980 ) is a Tamil music director and composer .
 person: Niru
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: Niru 
Answer:
 person: Niru