3553
In 1950 she made her operatic debut as Musetta in La at the Palacio de Bellas Artes in Mexico City and went on to sing leading roles there in operas including La traviata Madama  Butterfly   L'amico Fritz  Faust Carmen La serva padrona Il segreto di Susanna Werther and Don Giovanni With her husband the Italian conductor and musicologist Uberto Zanolli she also developed programs for Mexican television .
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Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:   
Answer:
 NA: Butterfly, L'amico Fritz