Complex sentence: Carolyn and Freeman become part of the Dallas elite and when close friend Sheppard King was in financial trouble in 1933 Carolyn and Freeman traded him their home, and $76,000 in cash for the Rosewood mansion.
Split into simpler sentences: Carolyn and Freeman become part of the Dallas elite. When close friend Sheppard King was in financial trouble in 1933, Carolyn and Freeman traded him their home, and $76,000 in cash, for the Rosewood mansion.