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