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Ivan Petrovici Călin ( Moldovan : Иван Петрович Калин ; 10 March 1935 – 2 January 2012 ) was a Moldova n politician .
 Ivan, Călin, Moldova
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ivan, Călin, Moldova