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