Complex sentence: Olaf Karl Tufte (born 27 April, 1976 in Tønsberg) is a Norwegian competition rower, who won the golden medal at the 2004 Summer Olympics in the men's single sculls.
Split into simpler sentences: Olaf Karl Tufte (born 27 April, 1976 in Tønsberg) is a Norwegian competition rower. At the 2004 Summer Olympics he won the gold medal in the men's single sculls.