Complex sentence: Jillian Leigh Wunderlich (born December 6,1990) won the Miss Indiana USA 2011 title and competed in the Miss USA 2011 pageant, placing in the Top 16.
Split into simpler sentences: Jillian Leigh Wunderlich (born December 6,1990) won the Miss Indiana USA 2011 title. She competed in the Miss USA 2011 pageant and placed in the Top 16.