Complex sentence: In "Ozma of Oz", he is described as walking as well as a real horse; however, he approaches the Giant with the Hammer too quickly, and sends his rider, Omby Amby, up to the giant's arm.
Split into simpler sentences: In "Ozma of Oz", he is described as walking as well as a real horse. However, he approaches the Giant with the Hammer too quickly and sends his rider Omby Amby up to the giant's arm.