Mixed: 4 pools of 4. Classic 16 team schedule EXCEPT there is an extra game than usual for top and bottom finishers of the pools (eg. 1v3, 13v15) – these are played on the Saturday, at the same time as the top 8 XOs for the group. Then standard quarters, semis, finals.
Open: 2 pools of 6. XOs for 5-12. Then quarters, semis, finals for top 8, semis and final for 9-12.
Women’s Hat: 1 pool of 4. Round robin (games can be drawn).