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He continued publishing well into his late eighties , his last book being Science Texts in Sanskrit in Manuscripts Repositories of Kerala and Tamil Nadu , published in 2003 .
 location: Kerala; location: Tamil Nadu
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: Kerala, Tamil Nadu 
Answer:
 location: Kerala; location: Tamil Nadu