Complex sentence: Milly Shapiro is an American youth theater actress who is best known for originating the role of Matilda Wormwood in Matilda on Broadway alongside Oona Laurence, Bailey Ryon, and Sophie Gennusa.
Split into simpler sentences: Milly Shapiro is an American youth theater actress. She is best known for originating the role of Matilda Wormwood in "Matilda" on Broadway alongside Oona Laurence, Bailey Ryon, and Sophie Gennusa.