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