Complex sentence: Most of the coloured congregation were unhappy and decided to go with Lomabrd, this lead to the formation of the newly formed non white Old Apostolic Church, which would later be renamed to ROAC.
Split into simpler sentences: Most of the coloured congregation were unhappy and decided to go with Lombard. This led to the formation of the Non-White Old Apostolic Church, which would later be renamed to ROAC.