Complex sentence: The pageant was held in Gary for the first time, at the Genesis Convention Center, and was held in early March for the first time in two years, after being held in Branson, Missouri from 1999 to 2000 in early February.
Split into simpler sentences: The pageant was held in Gary for the first time, at the Genesis Convention Center, and was held in early March for the first time in two years. When the pageant was held in Branson, Missouri from 1999 to 2000, it was in early February.