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