Complex sentence: Pál Kovács (born July 17,1912 in Debrecen--died 1995) was a Hungarian Olympic athlete, who began as a high jumper, but eventually switched to fencing.
Split into simpler sentences: Pál Kovács (1912 in Debrecen, Hungary-1995) was a Hungarian Olympic athlete. He began as a high jumper, but eventually switched to fencing.