Complex sentence: The Finnish composer, Sibelius, using the most delicate harp, violin and english horn arrangements, paints a gossamer, transcendental image of a mystical swan swimming around the island of the dead.
Split into simpler sentences: The Finnish composer, Sibelius, used the most delicate harp, violin, and english horn arrangements. The music paints a gossamer, transcendental image of a mystical swan swimming around the island of the dead.