They divorced in September 1959 .
They had three children , two sons , Kayvan and Dariush , and one daughter , Rana , who died in an accidental fall in infancy in 1954 .
children divorced in September 1959 .
They had three children , two sons , Kayvan and Dariush , and one daughter , Rana , who died in an accidental fall in infancy in 1954 .