Complex sentence: Evelyn attacks him again with the butcher knife; he tries to steal the knife away from her, but eventually resorts to violence and punches her in the face, knocking her out a window and down a cliff.
Split into simpler sentences: Evelyn attacks him again with the butcher knife & he tries to steal the knife away from her. He eventually punches her in the face, knocking her out a window and down a cliff.