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Opera, OPERA experiment, List of opera genres, Ópera (Madrid Metro), Opera Australia, Metropolitan Opera, Yue opera, Henan opera, Outline of opera, Russian opera, Grand opera, Opera in German, Peking opera, Malmö Opera, Vlaamse Opera, Opera (web browser), History of the Opera web browser, Opera in Azerbaijan, Ballad opera, Italian opera, French opera, Opera Mini, Sichuan opera, Comic opera, Paris Opera, Opera (company), Opera News, Opéra comique, Lyric Opera of Chicago, Opera in Ukraine, Royal Swedish Opera, Opera seria, Teochew opera, Opera Mobile, Opéra-ballet, Opera Cleveland, Washington National Opera, My Opera, The Beggar's Opera, Opéra bouffe, Detroit Opera, Opéra Bastille, Israeli Opera, Opera Philadelphia, Taiwanese opera, Opera buffa, Chinese opera, Opéra d'Avignon, Wuxi opera, Opera (disambiguation), List of major opera composers, State Opera (Prague), Space opera, Silesian Opera, The Royal Opera, Opera in English, Royal Opera House, Rock opera, Huangmei opera, Opéra National de Lyon, List of opera festivals, Cairo Opera House, Opera house, San Francisco Opera, Chicago Civic Opera, Dutch National Opera, Han opera, Opera Carolina, New Zealand Opera, Liyuan opera, Baltic State Opera, Baltimore Opera Company, Turkish State Opera and Ballet, Florentine Opera, Gaojia opera, National Opera of Ukraine, Sydney Opera House, National Opera House, Funen Opera, Vienna State Opera, Irish National Opera, Greek National Opera, Suzhou opera, Wu opera, The Little Prince (opera), CO2 (opera), Savoy opera, Opéra de Marseille, Wellington City Opera, Cologne Opera, Revolutionary opera, Charlottesville Opera, Opera management, English Opera, Hanoi Opera House, Opera Atelier, Nickel City Opera, Private Opera, Santa Fe Opera, Opéra-National, Pacific Opera, Birutė (opera), Toulon Opera, English National Opera, Cantonese opera, Soap opera, Opera in New Orleans, Romanian National Opera, Timișoara, Opéra de Lyon, Hungarian State Opera House, Wrocław Opera, China National Opera, Koroghlu (opera), Opera America, Polish opera, Akhnaten (opera), Gothenburg opera house, National Opera and Ballet of Bulgaria, L'Egisto (opera), List of opera houses and opera companies in Chicago, Opera Saratoga, Yerevan Opera Theatre, Romanian National Opera, Iași, Weiße Rose (opera), NBC Opera Theatre, Opéra national de Lorraine, Lithuanian Opera Company of Chicago, Korean revolutionary opera, Opéra-Comique, International Opera Awards, The Opera Quarterly, Den Jyske Opera, Florida Grand Opera, Opera Delaware, Horse opera, Opera Queensland, Los Angeles Opera, Opéra national de Montpellier, Glyndebourne Festival Opera, List of Russian opera singers, History of opera, The Threepenny Opera, The Complete Opera Book, Opera Soft, Western opera in Chinese, Opera Australia Orchestra, Norwegian National Opera and Ballet, Space opera in Scientology, Romanian National Opera, Bucharest, Birmingham Opera Company, List of opera houses