Complex sentence: A winner of the Metropolitan Opera Council Auditions at 21, she entered the Metropolitan Opera's Lindemann Young Artist program the following season and made her debut with the company as the High Priestess in "Aida" at the age of 24.
Split into simpler sentences: A winner of the Metropolitan Opera Council Auditions at 21, she entered the Metropolitan Opera Lindemann Young Artist program the following season. She made her debut at the Metropolitan Opera as the High Priestess in "Aida" at the age of 24.