Qualification

Match play all against anyone else. One game. In smaller groups if participation demands so.

Finals

Single elimination one-on-one. Best of three games.

Half the field rounded down to 16, 12 (four byes), 8 or 6 (two byes) qualify for A-finale.

B-finale of next four players in qualifing, playing four player group play on three games (4-2-1-0 points). Likewise C-final if participation supports this.