Complex sentence: The next morning, Dawn is sulking over Willow and Tara's refusal to help her, but before she leaves, Willow magically pulls out a book on the bookshelf to make it noticeable.
Split into simpler sentences: The next morning, Dawn is sulking over Willow and Tara's refusal to help her. As she leaves, Willow magically pulls a book out from the bookshelf to make it noticeable.