Complex sentence: His father, named Andrei Babochkin, came from a family of Russian merchants and traders who owned a successful trade business in the city of Saratov on Volga, eventually sold his business and worked for a railroad.
Split into simpler sentences: His father, Andrei Babochkin, came from a family of Russian merchants and traders. The father had owned a successful trade business in the city of Saratov on Volga, then sold his business and worked for a railroad.