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Opera, OPERA experiment, List of opera genres, Ópera (Madrid Metro), Opera Australia, Yue opera, Russian opera, Metropolitan Opera, Outline of opera, Grand opera, Vlaamse Opera, Peking opera, Henan opera, Opera (web browser), Opera in German, Malmö Opera, Opera in Azerbaijan, History of the Opera web browser, French opera, Italian opera, Ballad opera, Comic opera, Opera Mini, Sichuan opera, Opera (company), Opera News, Paris Opera, Opéra comique, Opera seria, Opéra-ballet, Opera in Ukraine, Royal Swedish Opera, Lyric Opera of Chicago, Teochew opera, Washington National Opera, Opera Cleveland, Opera Mobile, Opera buffa, The Beggar's Opera, Opera Philadelphia, My Opera, Detroit Opera, Taiwanese opera, Opéra Bastille, Wuxi opera, Opéra d'Avignon, Israeli Opera, Opéra bouffe, Chinese opera, State Opera (Prague), List of major opera composers, Space opera, Opera (disambiguation), Rock opera, Silesian Opera, Royal Opera House, Opéra National de Lyon, Cairo Opera House, Opera in English, Huangmei opera, Chicago Civic Opera, San Francisco Opera, National Opera of Ukraine, Opera house, Dutch National Opera, List of opera festivals, The Royal Opera, Turkish State Opera and Ballet, Florentine Opera, Liyuan opera, New Zealand Opera, Han opera, Baltic State Opera, National Opera House, Opera Carolina, Gaojia opera, Greek National Opera, Irish National Opera, Opera Krakowska, The Little Prince (opera), Suzhou opera, Baltimore Opera Company, Vienna State Opera, Funen Opera, Sydney Opera House, China National Opera, Wellington City Opera, Opera management, Savoy opera, Santa Fe Opera, Opéra-National, Wu opera, Opéra de Lyon, Cologne Opera, Opéra de Marseille, Opera Atelier, Revolutionary opera, Birutė (opera), Soap opera, English National Opera, Hungarian State Opera House, Nickel City Opera, Private Opera, List of opera houses and opera companies in Chicago, Charlottesville Opera, Akhnaten (opera), English Opera, Hanoi Opera House, Romanian National Opera, Timișoara, Toulon Opera, Cantonese opera, Pacific Opera, Wrocław Opera, Opera in New Orleans, Opera America, Polish opera, Yerevan Opera Theatre, National Opera and Ballet of Bulgaria, Gothenburg opera house, Houston Grand Opera, NBC Opera Theatre, Den Jyske Opera, L'Egisto (opera), Opéra-Comique, Korean revolutionary opera, Weiße Rose (opera), Koroghlu (opera), Opera Saratoga, Los Angeles Opera, Opéra national de Lorraine, Romanian National Opera, Iași, Birmingham Opera Company, The Threepenny Opera, Romanian National Opera, Bucharest, History of opera, Lithuanian Opera Company of Chicago, Opera Australia Orchestra, Opera Delaware, The Complete Opera Book, Opera Soft, Origins of opera, Western opera in Chinese, List of Russian opera singers, International Opera Awards, American Indian opera, Jerry Springer: The Opera, Bavarian State Opera, The Opera Quarterly, Opera Queensland, Opéra national de Montpellier, Florida Grand Opera