Complex sentence: White attended St. Thomas Aquinas High School in Fort Lauderdale, Florida, and was a part of the 2009 St. Thomas Aquinas mythical high school "National Championship" team.
Split into simpler sentences: White attended St. Thomas Aquinas High School in Fort Lauderdale, Florida. Was a part of the 2009 St. Thomas Aquinas mythical high school "National Championship" team.