Complex sentence: Brenda escapes the flood of lava and gets Ellie, Peeps, and Dimly to safety, while the panicked Snow Queen attempts to flee on feet, but is unable to escape her crumbling palace and falls down into the lava.
Split into simpler sentences: Brenda escapes the flood of lava and gets Ellie, Peeps, and Dimly to safety. The panicked Snow Queen attempts to flee on feet, but is unable to escape her crumbling palace and falls down into the lava.