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