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