Complex sentence: While the Salon was dominated by the painters, Jacques Villon was one of the artists who helped organize the drawing section of the first salon and later would help the Puteaux Group gain recognition with showings at the Salon des Indépendants.
Split into simpler sentences: While the Salon was dominated by the painters, Jacques Villon was one of the artists who helped organize the drawing section of the first salon. Villon later would help the Puteaux Group gain recognition with showings at the Salon des Indépendants.