Complex sentence: She auditioned for a role in the musical Evita and got the part of a dancer and the understudy for The Mistress she preformed in Evita for four years Playing the part of The Mistress a number of times.
Split into simpler sentences: She auditioned for a role in the musical Evita and got the part of a dancer and the understudy for The Mistress. She performed in Evita for four years playing the part of The Mistress a number of times.