Complex sentence: Clarke County had been a prohibition county, or entirely dry county, since 1937; that is, until the people of Jackson voted on a legalized alcohol sales referendum on May 10,2005, and Thomasville followed suit on August 14,2007.
Split into simpler sentences: Clarke County had been a prohibition county, or entirely dry county, since 1937. That is, until the people of Jackson voted on a legalized alcohol sales referendum on May 10,2005 and Thomasville followed suit on August 14,2007.