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This is a list of recordings of Norma , a two-act opera by Vincenzo Bellini with an Italian-language libretto by Felice Romani .
 person: Vincenzo Bellini; person: Felice Romani
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Vincenzo Bellini; person: Felice Romani