Complex sentence: Trijntje "Trijnie" Rep (later Roozendaal; born 4 December 1950) is a Dutch former speed skater from who competed for the Netherlands at the 1972 Winter Olympics in the 500 and 1000 m and finished in 20th and 24th place, respectively.
Split into simpler sentences: Trijntje "Trijnie" Rep (later Roozendaal; born 4 December 1950) is a former speed skater from the Netherlands. She competed at the 1972 Winter Olympics in the 500 and 1000 m and finished in 20th and 24th place, respectively.