Complex sentence: A little later, Coraline and her family move from Pontiac, Michigan to the Pink Palace Apartments, in Ashland, Oregon, which are rather dilapidated and one hundred and fifty years old.
Split into simpler sentences: A little later, Coraline and her family relocate from Pontiac, Michigan to Ashland, Oregon. They move into the Pink Palace Apartments, which are rather dilapidated and one hundred and fifty years old.