Complex sentence: In Spring 2008, after the signing of 108 varsity athletes to a petition opposed to leaving the Greater Miami Conference, the Milford Board of Education unanimously voted to leave the GMC and enter the Fort Ancient Valley Conference (FAVC).
Split into simpler sentences: In Spring 2008, a majority of varsity athletes signed a petition opposed to leaving the Greater Miami Conference. The Milford Board of Education unanimously voted to leave the GMC and enter the Fort Ancient Valley Conference (FAVC).