Complex sentence: Heiden ranked No.46 in "ESPN's SportsCentury 50 Greatest Athletes of the 20th Century" in 1999, the only speed skater to make the list; in 2000, a Dutch newspaper called him the greatest skater ever.
Split into simpler sentences: Heiden ranked No.46 in "ESPN's SportsCentury 50 Greatest Athletes of the 20th Century" in 1999, the only speed skater to make the list. In 2000, a Dutch newspaper called him the greatest skater ever.