Complex sentence: Dr. Briscoe is the former senior pastor of Elmbrook Church, in Brookfield, Wisconsin, which is the largest church in Wisconsin, averaging nearly 10,000 in attendance per week.
Split into simpler sentences: Dr. Briscoe is the former senior pastor of Elmbrook Church, in Brookfield, Wisconsin. Elmbrook is the largest church in Wisconsin, averaging nearly 10,000 in attendance per week.