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Op-e-ra-tion.
Chopin Op. 64 no. 2 Waltz in C sharp minor
The word "cooperation" has five syllables: co-op-er-a-tion.
Swan Lake (Russian: Лебединое озеро, Lebedinoye ozero) ballet, op. 20, by Pyotr Tchaikovsky, composed 1875-1876. Originated in Russia.
Pelléas et Mélisande, Op. 80