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