Paul Corfield Godfrey has written a large number of works based on Tolkien, the most significant of which is the four-evening cycle on "The Silmarillion" but also including three operas based on "The Lord of the Rings": "Tom Bombadil" (one act), "The Black Gate is closed" (three acts) and "The Grey Havens". as well as several sets of songs. His third symphony, "Ainulindalë", is based on the opening chapter of "The Silmarillion", and there is a half-hour setting of "The Lay of Eärendil" based on Bilbo's song at Rivendell.