Complex sentence: Sensing something untoward, the woman disposes of the bag-however it reappears after every-increasingly panicked-disposal attempt, driving her to the point of nervous hysteria, which in turn threatens her continued custody of her daughter.
Split into simpler sentences: Sensing something untoward, the woman disposes of the bag, however it reappears. Again the woman disposes of the bag, and again it reappears, establishing a pattern that becomes increasingly panicked, and driving the woman to the point of nervous hysteria, which in turn threatens her continued custody of her daughter.