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After making his Metropolitan Opera debut in 1980 as Don Ottavio in Don Giovanni , he returned to perform Lensky in Eugene Onegin , Matteo in Arabella , and the title role of Idomeneo .
 Metropolitan Opera
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Metropolitan Opera