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Company history The early years ' Masquerade - The Performance Group ' was founded in June 1994 and debuted with its first performance at Sittrarangam ( a little thatched-roof performance structure that existed inside the Island Grounds that overlooks the War Memorial ) , near Anna Square .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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