Complex sentence: Citation was trained by the Hall of Fame inductee, Ben Jones and his son, Hall of Famer Horace A. "Jimmy" Jones, Citation was originally ridden by Al Snider and later by Steve Brooks and Eddie Arcaro.
Split into simpler sentences: Citation was trained by the Hall of Fame inductee Ben Jones and his son, Hall of Famer Horace A. "Jimmy" Jones. The horse was originally ridden by Al Snider and later by Steve Brooks and Eddie Arcaro.