Complex sentence: At the time of the 1930 United States Census, Brinkman was living in Kalispell, Montana, with his wife, Aral, and their daughter, Rosalie Brinkman (born c.1923).
Split into simpler sentences: At the time of the 1930 United States Census, Brinkman was living in Kalispell, Montana. He was married at that time to Aral (Linthacum) Brinkman, and they had a daughter, Rosalie Brinkman (born c.1923).