Complex sentence: She has been one of the most successful female snowboarders on the Swatch TTR World Snowboard Tour and took home the gold medal in the Olympic debut of women's snowboard slopestyle at the 2014 Sochi Winter Olympic Games.
Split into simpler sentences: She has been one of the most successful female snowboarders on the Swatch TTR World Snowboard Tour so far. She is also the first ever women's gold medalist in snowboard slopestyle at the 2014 Sochi Winter Olympic Games.