Complex sentence: Corea explains at his website how he was motivated to work on music inspired by the book, commenting that he was inspired by a scene from the book where Hubbard describes the Captain of the spaceship in the story playing a melody on a piano.
Split into simpler sentences: Corea explains at his website how he was motivated to work on music inspired by the book. He commented that he was inspired by a scene from the book where Hubbard describes the Captain of the spaceship in the story playing a melody on a piano.