Complex sentence: She went to a theater school in Paris (18 e) before entering the program of in Tolbiac, then the program of Bérengère Basty at the Art’aire studio.
Split into simpler sentences: She went to a theater school in Paris (18 e) before entering the program of in Tolbiac. She next studied in the program of Bérengère Basty at the Art’aire studio.