Passage: Masur was married three times, and had a total of five children. His first marriage to Brigitte Stütze produced three children, two sons and a daughter, and it ended in divorce in 1966. He and his second wife, Irmgard Elsa Kaul, had a daughter, Carolin Masur, who became an opera singer. Irmgard Masur died in 1972 in a car accident in which Masur was severely injured. In 1975, he married his third wife, soprano and violist, Tomoko Sakurai: they had one son, Ken-David, a classical singer and conductor.

Question: How many time was Masur married?
three