Complex sentence: With Hale she had one adopted daughter, Catherine Hale-Monro, who would marry Count Donald Grixoni on 15 November 1958; they divorced but she remains known as Catherine, Countess Grixoni.
Split into simpler sentences: With Hale she had one adopted daughter, Catherine Hale-Monro. She married Count Donald Grixoni on 15 November 1958; they eventually divorced but she remained known as Catherine, Countess Grixoni.