Complex sentence: The early residents had been restricted by informal segregation and their limited finances to the poor and overcrowded East Side of the city, a 60-block area east of Woodward Avenue known as Paradise Valley, which had old and substandard housing.
Split into simpler sentences: The early residents had been restricted by informal segregation and their limited finances to the poor and overcrowded East Side of the city. The 60-block area east of Woodward Avenue was known as Paradise Valley, and it had old and substandard housing.