Complex sentence: The Peoria Notre Dame High School Fighting Irish were the Illinois State Class 2A Champions in men's soccer (2004,2008,2010,2012) and women's cross country at the state finals.
Split into simpler sentences: The Peoria Notre Dame High School Fighting Irish were the Illinois State Class 2A Champions in men's soccer (2004,2008,2010,2012). Oh yea and women's cross country at the state finals.