La favorite / Act IV - Donizetti: La favorite / Act IV: "Ange si pur" (La Favorite / Act 4: Ｄｏｎｉｚｅｔｔｉ：　”Ａｎｇｅ　ｓｉ　ｐｕｒ”　［Ｌａ　Ｆａｖｏｒｉｔｅ　／　Ａｃｔ　４］|La Favorite / Act 4: Donizetti: "Ange si pur" [La Favorite / Act 4])