Complex sentence: Alfredo Duvergel (born April 2,1968 in Guantánamo) is a Cuban boxer, who won the silver medal in the men's light middleweight (-- 71 kg) category at the 1996 Summer Olympics in Atlanta.
Split into simpler sentences: Alfredo Duvergel (born April 2,1968 in Guantánamo) is a Cuban boxer. He won the silver medal in the men's light middleweight (-- 71 kg) category at the 1996 Summer Olympics in Atlanta.