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https://www.opera-online.com/de/items Das Rheingold - Pariser National... Opéra National de Paris - B...Das Rheingold - Opéra Natio...
https://www.opera-online.com/de/items Oedipe - Royal Opera House Coven... Royal Ballet and Opera - Co...
https://www.opera-online.com/de/items La Flûte enchantée - Festival d'... Grand Théâtre de Provence, ...
https://www.opera-online.com/de/items Die Zauberflöte - Paris Opernhau... Opéra National de Paris - B...Die Zauberflöte - Opéra Nat...
https://www.opera-online.com/de/items Boris Godunow - Bayerische Staat... Bayerische Staatsoper - Nat...Boris Godounov - Bayerische...
https://contemporain.opera-online.com/de/items Siegfried - Grand Théâtre de Gen... Grand Théâtre de Genève.
https://www.opera-online.com/de/items Die Walküre - Royal Opera House ... Royal Ballet and Opera - Co...