Complex sentence: Sarah realizes that her brother is in possession of her treasured teddy bear Lancelot and, frustrated by this and his constant crying, inadvertently wishes Toby away by the Goblin King, Jareth (Bowie).
Split into simpler sentences: Sarah realizes that her brother is in possession of her treasured teddy bear Lancelot. Drustrated by this and his constant crying, Sarah inadvertently wishes Toby away by the Goblin King Jareth (Bowie).