Complex sentence: While Ella's father goes abroad on business, Lady Tremaine gradually reveals her true cold, cruel, and jealous nature, persuades Ella to give up her room to Drisella and Anastasia for the attic.
Split into simpler sentences: While Ella's father goes abroad on business, Lady Tremaine gradually reveals her cold, cruel, and jealous nature. She persuades Ella to give up her room to Drisella and Anastasia for the attic.