Complex sentence: She was married to actor Edmond O'Brien in 1948, divorcing him in 1976, with whom she had three children, including television producer Bridget O'Brien and actors Maria O'Brien and Brendan O'Brien.
Split into simpler sentences: She was married to actor Edmond O'Brien in 1948, divorcing him in 1976. They had three children, television producer Bridget O'Brien and actors Maria O'Brien and Brendan O'Brien.