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When Ratra made an innings of 115 not out in 2002 against the West Indies , he was the youngest wicketkeeper to make a century in Tests , and only the second Indian wicketkeeper to make an overseas century .
 Ratra, West Indies
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ratra, West Indies