Complex sentence: Phar Lap (4 October 1926--5 April 1932) was a champion Thoroughbred racehorse whose achievements captured the public's imagination during the early years of the Great Depression.
Split into simpler sentences: Phar Lap (4 October 1926--5 April 1932) was a Horse. A Thoroughbred racehorse whose achievements captured the public's imagination during the early years of the Great Depression.