Complex sentence: In 1962 (at 17 yr. old) she married a rich businessman Mario Sarabayrouse, a year later she gave birth to her only daughter, Mercedes Sarrabayrouse.
Split into simpler sentences: In 1962 (at 17 yrs. old) she married a rich businessman Mario Sarabayrouse. A year later she gave birth to her only daughter, Mercedes Sarrabayrouse.