Complex sentence: Veikko Heinonen (born 4 October 1934 in Lahti) is a Finnish former ski jumper who competed in the 1950s, winning a silver medal at the 1954 FIS Nordic World Ski Championships on the large hill in Falun.
Split into simpler sentences: Veikko Heinonen (born October 4,1934 in Lahti) is a Finnish former ski jumper who competed in the 1950s. He won the ski jumping silver medal at the 1954 FIS Nordic World Ski Championships in Falun.