Complex sentence: The Grand Prix was organised by the Automobile Club de France (ACF) at the prompting of the French automobile industry as an alternative to the Gordon Bennett races, which limited each competing country's entries regardless of the size of its industry.
Split into simpler sentences: The Grand Prix was organised by the Automobile Club de France (ACF) at the prompting of the French automobile industry, as an alternative to the Gordon Bennett races. These races limited each competing country's entries, regardless of the size of its industry.