Complex sentence: At the end of the year, the comitee reunites and votes, with the assembly of group members, for the lowest point of the year; besides, the comitee calculates which person has uttered most low points that year.
Split into simpler sentences: At the end of the year, the comitees reunites and votes, with the assembly of group members, for the lowest point of the year. The comitee also calculates which person has uttered most low points that year.