Complex sentence: Her children Jean and Joe were born in 1919 and 1921; but in 1922 her husband of five years left her, so she found herself divorced with two children and no means of income.
Split into simpler sentences: Her children Jean and Joe were born in 1919 and 1921. But in 1922 her husband of five years left her, so she found herself divorced with two children and no means of income.