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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, Opera Cleveland, Teochew opera, 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), Space opera, List of major opera composers, The Royal Opera, Opera in English, Silesian Opera, Royal Opera House, Rock opera, Huangmei opera, List of opera festivals, Cairo Opera House, San Francisco Opera, Dutch National Opera, Opera house, Chicago Civic Opera, Opéra National de Lyon, Han opera, Florentine Opera, Baltic State Opera, Opera Carolina, Liyuan opera, Gaojia opera, New Zealand Opera, Baltimore Opera Company, National Opera of Ukraine, Greek National Opera, Turkish State Opera and Ballet, National Opera House, Funen Opera, Irish National Opera, Suzhou opera, Opéra de Marseille, Vienna State Opera, Sydney Opera House, Wu opera, Wellington City Opera, Savoy opera, The Little Prince (opera), Cologne Opera, CO2 (opera), Santa Fe Opera, Revolutionary opera, Charlottesville Opera, English Opera, Opéra de Lyon, Opera management, Opéra-National, China National Opera, Opera Atelier, Private Opera, English National Opera, Nickel City Opera, Wrocław Opera, Akhnaten (opera), Toulon Opera, List of opera houses and opera companies in Chicago, Opera America, Birutė (opera), Hungarian State Opera House, Romanian National Opera, Timișoara, Calgary Opera, Cantonese opera, Hanoi Opera House, Koroghlu (opera), Gothenburg opera house, Yerevan Opera Theatre, Opera in New Orleans, L'Egisto (opera), Pacific Opera, Opera Saratoga, Polish opera, NBC Opera Theatre, Romanian National Opera, Iași, Soap opera, Den Jyske Opera, Korean revolutionary opera, Opera Delaware, Weiße Rose (opera), Opéra national de Lorraine, National Opera and Ballet of Bulgaria, Opéra-Comique, Horse opera, International Opera Awards, Florida Grand Opera, History of opera, Opera Queensland, The Opera Quarterly, Opéra national de Montpellier, Romanian National Opera, Bucharest, The Complete Opera Book, List of Russian opera singers, Opera Soft, Lithuanian Opera Company of Chicago, Western opera in Chinese, List of opera houses, Origins of opera, Opera Australia Orchestra, The Threepenny Opera, Glyndebourne Festival Opera, Space opera in Scientology, Los Angeles Opera