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