Complex sentence: Genie's father immediately quit his job and moved his family into the two-bedroom house his mother had been living in, and insisted on leaving his mother's car, which sat in the garage, and bedroom completely untouched as shrines to her.
Split into simpler sentences: Genie's father immediately quit his job and moved his family into the two-bedroom house his mother had been living in. He insisted on leaving his mother's car, which sat in the garage, and bedroom completely untouched as shrines to her.