Complex sentence: In Allegany County, the commissioner with the highest number of votes has traditionally been given the role of president of the commissioners court, and since Shade received the highest number of votes among the commissioners, the tradition would have been to make him president.
Split into simpler sentences: In Allegany County, the commissioner with the highest number of votes has traditionally been given the role of president of the commissioners court. As Shade received the highest number of votes among the commissioners, the tradition would have been to make him president.