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She made her debut at the Metropolitan Opera on May 5 , 1937 as Musetta in La bohème with Rosa Tentoni as Mimì , Armand Tokatyan as Rodolfo , Carlo Morelli as Marcello , and Gennaro Papi conducting .
 Metropolitan Opera, Armand Tokatyan, Carlo, Gennaro Papi
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, Armand Tokatyan, Carlo, Gennaro Papi