Complex sentence: During the early days of the church, when gay or lesbian intercourse was discovered, the accused was sometimes disfellowshipped or excommunicated, beginning with the first known case in 1841 involving alleged bisexual behavior of church leader John C. Bennett.
Split into simpler sentences: During the early days of the church, when same-sex sexual activity by a member was suspected, the accused was sometimes disfellowshipped or excommunicated. The first known instance of church discipline related this was in 1841 around the alleged bisexual behavior of church leader John C. Bennett.