Complex sentence: Svatkovskaya is the daughter of Oxana Skaldina, who is also her personal coach is the former World Champion and 1992 Olympic bronze medalist, her father, Dmitri Svatkovsky is the individual 2000 Olympic gold medalist in modern pentathlon.
Split into simpler sentences: Svatkovskaya is the daughter of Oxana Skaldina, the former World Champion and 1992 Olympic bronze medalist, and who acts as her coach. Her father, Dmitri Svatkovsky is the individual 2000 Olympic gold medalist in modern pentathlon.