Complex sentence: Maksim Vladimirovich Tarasov (born 2 December 1970 in Yaroslavl, Soviet Union) is a retired pole vaulter who represented the USSR, the Unified Team, and later Russia.
Split into simpler sentences: Maksim Vladimirovich Tarasov (born 2 December 1970 in Yaroslavl, Soviet Union) is a retired pole vaulter. He represented the USSR, the Unified Team, and later Russia.