Complex sentence: Oleg Valeryevich Protsenko (born 11.08.1963) was born in Soltsy, Novgorod, USSR and was one of the world's finest triple jumpers during the 1980s.
Split into simpler sentences: Oleg Valeryevich Protsenko (born 11 August 1963 in Soltsy, Novgorod, USSR) is a former Soviet athlete. He was one of the world's finest triple jumpers during the 1980s.