Complex sentence: Her mother, Nina, is a figure skating coach originally from Tver, Russia, who learned how to coach under Alexei Mishin, and her father, John Edmunds, is CFO of a computer software company.
Split into simpler sentences: Her mother, Nina, is a figure skating coach originally from Tver, Russia, who learned how to coach under Alexei Mishin. Her father, John Edmunds, is CFO of a computer software company.