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