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He was elected to the Tamil Nadu legislative assembly as an Indian National Congress candidate from Thiruvattar constituency in 1967 election and as an Indian National Congress ( Organisation ) candidate in 1971 election and as a Janata Party candidate 1977 election .
 Indian National Congress, Indian National Congress ( Organisation ), Janata Party
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Indian National Congress, Indian National Congress ( Organisation ), Janata Party