Complex sentence: Bates is smitten with her, and shyly asks her to have dinner with him in the house, provoking "Mother" 's jealousy; she flies into a rage and threatens to kill her if he lets her in the house.
Split into simpler sentences: Bates is smitten with her, and shyly asks her to have dinner with him in the house, provoking the jealousy of "Mother". She flies into a rage and threatens to kill her if he lets her in the house.