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Dr. Prabhakar specializes in academic and policy research on the following areas : Nuclear Missile issues in Southern Asia ; on Maritime Security issues in the Indian Ocean and the Asia-Pacific Region and on research in India-United States Strategic Relations ; Grand Strategy of India and Grand Strategy of China .
 person: Prabhakar
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: Prabhakar 
Answer:
 person: Prabhakar