Complex sentence: His father, Anthony, created the first Grand Prix ever raced in a city-the world famous Grand Prix de Monaco.He also created the renowned Rally de Monte Carlo and is credited with inventing the chequered flag.
Split into simpler sentences: His father, Anthony, created the first Grand Prix ever raced in a city, the world famous Grand Prix de Monaco. Anthony also created the renowned Rally de Monte Carlo and is credited with inventing the chequered flag.