original: A fugue forms the development section of the last movement of his piano sonata op.
simplifications: A fugue consists of the section of the last movement of his piano sonata op. A fugue forms the section of last movement of his sonata op. A fugue comprises the final movement of his piano sonata. A fugue creates the development section of his piano sonata op's last movement. A fugue forms the development section of the last movement. This was in his piano sonata op. A fugue is the development section of the last movement of his piano sonata. The development section of the last movement of his piano sonata is a fugue. The development section of the last movement of his piano sonata op is created by a fugue. A fugue is the development section of the last movement of his piano sonata op. A fugue forms the beginning section of the last movement of his piano sonata op.