Complex sentence: Upon realizing that Isabella was never on Death's List, Kimberly attempts to sacrifice herself by driving a van into a lake, and he is quickly rescued by Thomas, and resuscitated by Dr. Ellen Kalarjian, thus granting her "new life".
Split into simpler sentences: Upon realizing that Isabella was never on Death's List, Kimberly attempts to sacrifice herself by driving a van into a lake. She is then rescued by Thomas, and resuscitated by Dr. Ellen Kalarjian, thus granting her "new life".